refs/refs/mends-on-fhir/whistle-mappings/synthea/whistle-functions/Drug_Exposure.wstl

  1// 2021-03-22: Comment out MedicationStatement
  2// 2022-07-01: added validityPeriod for MedicationRequest, Added meta.profile and corrected misspelled elements
  3
  4//-----------------------------------------------------------------------------
  5// DRUG_EXPOSURE
  6//-----------------------------------------------------------------------------
  7def Drug_Exposure(Drug_Exposure, required context) {
  8
  9    // Define Medication ID to be used as medicationReference and as id for the Medication resource
 10    var medicationID: Id_Spaces_To_Dash($StrCat("med-", Drug_Exposure.drug_concept_id, "-",Drug_Exposure.drug_source_concept_id, "-", $Hash(Drug_Exposure.lot_number)))
 11
 12    // 32818 = EHR administration record
 13    if (Drug_Exposure.drug_type_concept_id = "32818") {
 14        // CVX = Vaccine Administered
 15        if (Drug_Exposure.drug_source_vocabulary_id = "CVX") {
 16            var resources[]: Drug_Exposure_Immunization(Drug_Exposure, context) 
 17            var medicationID: ""
 18        } else {
 19          var resources[]: Drug_Exposure_MedicationAdministration(Drug_Exposure, context, medicationID) 
 20        }
 21    }
 22
 23    // 32833 = EHR order
 24    if Drug_Exposure.drug_type_concept_id = "32833" {
 25        var resources[]: Drug_Exposure_MedicationRequest(Drug_Exposure, context, medicationID)
 26    }
 27
 28    // 32865 = Patient self-report
 29    //if (Drug_Exposure.drug_type_concept_id = "32865") {
 30    //    var resources[]: Drug_Exposure_MedicationStatement(Drug_Exposure, context, medicationID)    
 31    //} 
 32
 33    // 32825 = EHR dispensing record
 34    if (Drug_Exposure.drug_type_concept_id = "32825") {
 35        var resources[]: Drug_Exposure_MedicationDispense(Drug_Exposure, context, medicationID)
 36    }
 37
 38    // Always create a Medication Resource when drug_concept_id or drug_source_concept_id are ~= "0" and medicationID not empty
 39    if (Drug_Exposure.drug_concept_id ~= "0" or (Drug_Exposure.drug_concept_id = "0" and Drug_Exposure.drug_source_concept_id ~= "0" and medicationID ~= "")) {
 40        var resources[]: Drug_Exposure_Medication(Drug_Exposure, context, medicationID)
 41    }
 42
 43    $this: resources
 44
 45}
 46
 47
 48//-----------------------------------------------------------------------------
 49// Medication - FHIR US Core
 50//-----------------------------------------------------------------------------
 51def Drug_Exposure_Medication(Drug_Exposure, required context, required medicationID) {
 52
 53    // MedicationRequest Resource
 54    resourceType: "Medication"
 55
 56    // id, 0..1, id
 57    id: medicationID
 58
 59   // meta, 0..1, Meta
 60    meta.profile[]: "http://hl7.org/fhir/us/core/StructureDefinition/us-core-medication"
 61
 62    implicitRules: ""
 63    language: "en-US"
 64    text: ""
 65    contained: ""
 66    extension: ""
 67    modifierExtension: ""
 68
 69    // identifier, 0..*, Identifier
 70    identifier[0].use: "secondary";
 71    identifier[0].system: Code_System("HDC")
 72    identifier[0].value: medicationID
 73
 74    // code,1..1,CodeableConcept
 75    if (Drug_Exposure.drug_concept_id ~= "0") {
 76        code.coding[]: CodingSelected(Code_System(Drug_Exposure.drug_concept_vocabulary_id), "", Drug_Exposure.drug_concept_code, Drug_Exposure.drug_concept_name, true)
 77
 78        if (Drug_Exposure.drug_concept_code ~= Drug_Exposure.drug_source_concept_code) {
 79            code.coding[]: CodingSelected(Code_System(Drug_Exposure.drug_source_vocabulary_id), "", Drug_Exposure.drug_source_concept_code, Drug_Exposure.drug_source_concept_name, true)
 80        }
 81    } else {
 82        if(Drug_Exposure.drug_source_concept_id ~= "0") {
 83            code.coding[]: CodingSelected(Code_System(Drug_Exposure.drug_source_vocabulary_id), "", Drug_Exposure.drug_source_concept_code, Drug_Exposure.drug_source_concept_name, true)
 84        }
 85    }
 86
 87    status: "active"
 88
 89    manufacturer: ""
 90    form: ""
 91
 92    // batch,0..1,BackboneElement
 93    // lotNumber, 0..1, string
 94    batch.lotNumber: Drug_Exposure.lot_number
 95
 96}
 97
 98
 99//-----------------------------------------------------------------------------
100// MedicationRequest - FHIR US Core
101//-----------------------------------------------------------------------------
102def Drug_Exposure_MedicationRequest(Drug_Exposure, required context, required medicationID) {
103
104    // MedicationRequest Resource
105    resourceType: "MedicationRequest"
106
107    // id, 0..1, id
108    id: Drug_Exposure.drug_exposure_id
109
110    // meta, 0..1, Meta
111    meta.profile[]: "http://hl7.org/fhir/us/core/StructureDefinition/us-core-medicationrequest"
112
113    implicitRules: ""
114    language: "en-US"
115    text: ""
116    contained: ""
117    extension: ""
118    modifierExtension: ""
119
120    // identifier, 0..*, Identifier
121    identifier[0].use: "secondary";
122    identifier[0].system: Code_System("HDC")
123    identifier[0].value: Drug_Exposure.drug_exposure_id
124
125    // status, 1..1, code 
126    if (Drug_Exposure.stop_reason) {
127        status: "stopped"
128        statusReason.text: Drug_Exposure.stop_reason
129    } else {
130        status: "unknown"
131    }
132
133    // intent, 1..1, code
134    intent: "order"
135    category: ""
136    priority: ""
137    doNotPerform: ""
138
139    // reported[x], 0..1
140    reportedBoolean: false    
141
142    // medication[x], 1..1
143    medicationReference: Reference("Medication", medicationID)
144
145    // subject, 1..1, Reference
146    if (Drug_Exposure.person_id) {
147        subject: Reference("Patient", Drug_Exposure.person_id)
148    }
149
150    // encounter, 0..1, Reference
151    if (Drug_Exposure.visit_occurrence_id) {
152        encounter: Reference("Encounter", Drug_Exposure.visit_occurrence_id)
153    }
154
155    supportingInformation: ""
156
157    // authoredOn, 0..1, dateTime
158    if context.config.output.phi = "yes" {
159        authoredOn: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
160    } else {
161        authoredOn: ReformatDatetime("2030-01-01")
162    }
163
164    // requester, 0..1, Reference
165    //OPTION A
166    if(Drug_Exposure.provider_id) {
167        requester: Reference("Practitioner", Drug_Exposure.provider_id)
168    }
169
170    //OPTION B
171    //if($IsNotNil(Drug_Exposure.provider_id)) {
172    //    requester: Reference("Practitioner", Drug_Exposure.provider_id)
173    //} else {
174    //    requester: Reference("Practitioner", "NULL")
175    //}
176        
177    performer: ""
178    performerType: ""
179    recorder: ""
180    reasonCode: ""
181    reasonReference: ""
182    instantiatesCanonical: ""
183    instantiatesUri: ""
184    basedOn: ""
185    groupIdentifier: ""
186    courseOfTherapyType: ""
187    insurance: ""
188    note: ""
189
190    // dosageInstruction, 0..*, Dosage
191
192    // text, 0..1, string 
193    if Drug_Exposure.sig {
194        dosageInstruction[0].text: Drug_Exposure.sig 
195    }
196
197    // route, 0..1, CodeableConcept
198    dosageInstruction[0].route.text: Drug_Exposure.route_source_value
199    if(Drug_Exposure.route_concept_id and  Drug_Exposure.route_concept_id ~= "0") {
200        dosageInstruction[0].route.coding[0].system: Code_System(Drug_Exposure.route_vocabulary_id)
201        dosageInstruction[0].route.coding[0].code: Drug_Exposure.route_concept_code
202        dosageInstruction[0].route.coding[0].display: Drug_Exposure.route_concept_name
203    }
204
205    if(Drug_Exposure.dose_unit_source_value ~= "*Unspecified") {
206        dosageInstruction[0].doseAndRate[0].doseQuantity.unit: Drug_Exposure.dose_unit_source_value
207    }
208
209    // dispenseRequest, 0..1, BackboneElement
210    if (Drug_Exposure.drug_exposure_start_date) {
211        if context.config.output.phi = "yes" {
212            dispenseRequest.validityPeriod.start: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
213        } else {
214            dispenseRequest.validityPeriod.start: ReformatDatetime("2030-01-01")
215        }
216    }
217    if (Drug_Exposure.drug_exposure_end_date) {
218        if context.config.output.phi = "yes" {
219            dispenseRequest.validityPeriod.end: ReformatDatetimeDate(Drug_Exposure.drug_exposure_end_datetime, Drug_Exposure.drug_exposure_end_date)
220        } else {
221            dispenseRequest.validityPeriod.end: ReformatDatetime("2030-01-01")
222        }
223    }
224
225    if(Drug_Exposure.refills) {
226        dispenseRequest.numberOfRepeatsAllowed: $ParseFloat(Drug_Exposure.refills)
227    }
228
229    if(Drug_Exposure.quantity) {
230        dispenseRequest.quantity.value: $ParseFloat(Drug_Exposure.quantity)
231    }
232    
233    if(Drug_Exposure.days_supply) {
234        dispenseRequest.expectedSupplyDuration.value: $ParseFloat(Drug_Exposure.days_supply)
235        dispenseRequest.expectedSupplyDuration.code: "d"
236        dispenseRequest.expectedSupplyDuration.system: "http://unitsofmeasure.org"
237    }
238    
239    substitution: ""
240    priorPrescription: ""
241    detectedIssue: ""
242    eventHistory: ""
243
244}
245
246
247//-----------------------------------------------------------------------------
248// Immunization - FHIR US Core
249//-----------------------------------------------------------------------------
250def Drug_Exposure_Immunization(Drug_Exposure, required context) {
251
252    // Immunization Resource
253    resourceType: "Immunization"
254
255    // id, 0..1, id
256    id: Drug_Exposure.drug_exposure_id
257
258   // meta, 0..1, Meta
259    meta.profile[]: "http://hl7.org/fhir/us/core/StructureDefinition/us-core-immunization"
260
261    implicitRules: ""
262    language: "en-US"
263    text: ""
264    contained: ""
265    extension: ""
266    modifierExtension: ""
267
268    // identifier, 0..*, Identifier
269    identifier[0].use: "secondary";
270    identifier[0].system: Code_System("HDC")
271    identifier[0].value: Drug_Exposure.drug_exposure_id
272
273    // status, 1..1, code 
274    if (Drug_Exposure.stop_reason) {
275        status: "not-done"
276        statusReason.text: Drug_Exposure.stop_reason
277    } else {
278        status: "completed"
279    }
280
281    // vaccineCode, 1..1, CodeableConcept
282    vaccineCode.text: Drug_Exposure.drug_concept_name
283    vaccineCode.coding[]: Coding(Code_System(Drug_Exposure.drug_concept_vocabulary_id), "", Drug_Exposure.drug_concept_code, Drug_Exposure.drug_concept_name)
284
285    if (Drug_Exposure.drug_concept_code ~= Drug_Exposure.drug_source_concept_code) {
286        vaccineCode.coding[]: Coding(Code_System(Drug_Exposure.drug_source_vocabulary_id), "", Drug_Exposure.drug_source_concept_code, Drug_Exposure.drug_source_concept_name)
287    }
288    
289    // patient, 1..1, Reference
290    if (Drug_Exposure.person_id) {
291        patient: Reference("Patient", Drug_Exposure.person_id)
292    }
293
294    // encounter, 0..1, Reference
295    if (Drug_Exposure.visit_occurrence_id) {
296        encounter: Reference("Encounter", Drug_Exposure.visit_occurrence_id)
297    }
298
299    // occurrence[x], 1..1
300
301    if context.config.output.phi = "yes" {
302        occurrenceDateTime: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
303    } else {
304        occurrenceDateTime: ReformatDatetime("2030-01-01")
305    }
306
307    recorded: ""
308
309    // primarySource, 1..1, boolean
310    primarySource: true
311
312    reportOrigin: ""
313    location: ""
314    manufacturer: ""
315
316    //lotNumber, 0..1, string
317    lotNumber: Drug_Exposure.lot_number
318
319    expirationDate: ""
320    site: ""
321
322    // route, 0..1, CodeableConcept
323    if Drug_Exposure.route_source_value {
324        route.text: Drug_Exposure.route_source_value
325    }
326    if(Drug_Exposure.route_concept_id and Drug_Exposure.route_concept_id ~= "0") {
327        route.coding[0].system: Code_System(Drug_Exposure.route_vocabulary_id)
328        route.coding[0].code: Drug_Exposure.route_concept_code
329        route.coding[0].display: Drug_Exposure.route_concept_name
330    }
331
332    // doseQuantity, 0..1, SimpleQuantity
333    if(Drug_Exposure.quantity) {
334        doseQuantity.value: $ParseFloat(Drug_Exposure.quantity)
335    }
336    doseQuantity.unit: Drug_Exposure.dose_unit_source_value
337
338    performer: ""
339    note: ""
340    reasonCode: ""
341    reasonReference: ""
342    isSubpotent: ""
343    subpotentReason: ""
344    education: ""
345    programEligibility: ""
346    fundingSource: ""
347    reaction: ""
348
349}
350
351
352//-----------------------------------------------------------------------------
353// MedicationAdministration - FHIR Core
354//-----------------------------------------------------------------------------
355def Drug_Exposure_MedicationAdministration(Drug_Exposure, required context, required medicationID) {
356
357    // MedicationAdministration Resource
358    resourceType: "MedicationAdministration"
359
360    // id, 0..1, id
361    id: Drug_Exposure.drug_exposure_id
362
363    meta: ""
364    implicitRules: ""
365    language: "en-US"
366    text: ""
367    contained: ""
368    extension: ""
369    modifierExtension: ""
370
371    // identifier, 0..*, Identifier
372    identifier[0].use: "secondary";
373    identifier[0].system: Code_System("HDC")
374    identifier[0].value: Drug_Exposure.drug_exposure_id
375
376    instantiates: ""
377    partOf: ""
378
379    // status, 1..1, code 
380    if (Drug_Exposure.stop_reason) {
381        status: "stopped"
382        statusReason.text: Drug_Exposure.stop_reason
383    } else {
384        if (Drug_Exposure.drug_exposure_end_date or Drug_Exposure.drug_exposure_end_datetime) {
385            status: "completed"
386        } else {
387            status: "in-progress"
388        }
389    }
390
391    category: ""
392
393    // medication[x], 1..1
394    medicationReference: Reference("Medication", medicationID)
395    
396    // subject, 1..1, Reference
397    if (Drug_Exposure.person_id) {
398        subject: Reference("Patient", Drug_Exposure.person_id)
399    }
400
401    // context, 0..1, Reference
402    if (Drug_Exposure.visit_occurrence_id) {
403        context: Reference("Encounter", Drug_Exposure.visit_occurrence_id)
404    }
405    
406    supportingInformation: ""
407
408    // effective[x], 1..1
409    if context.config.output.phi = "yes" {
410        if(Drug_Exposure.drug_exposure_start_date = Drug_Exposure.drug_exposure_end_date) {
411            effectiveDateTime: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
412        } else {
413            effectivePeriod.start: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
414            effectivePeriod.end: ReformatDatetimeDate(Drug_Exposure.drug_exposure_end_datetime, Drug_Exposure.drug_exposure_end_date)
415        }
416    } else {
417        if(Drug_Exposure.drug_exposure_start_date = Drug_Exposure.drug_exposure_end_date) {
418            effectiveDateTime: ReformatDatetime("2030-01-01")
419        } else {
420            effectivePeriod.start: ReformatDatetime("2030-01-01")
421            effectivePeriod.end: ReformatDatetime("2030-01-01")
422        }
423    }
424
425    // performer, 0..*, BackboneElement
426    // actor, 1..1, Reference(Practitioner)
427    performer[].actor: Reference("Practitioner", Drug_Exposure.provider_id)
428
429    reasonCode: ""
430    reasonReference: ""
431    request: ""
432    device: ""
433    note: ""
434
435    // dosage, 0..1, BackboneElement
436    // text, 0..1, string 
437    if Drug_Exposure.sig {
438        dosage.text: Drug_Exposure.sig 
439    }
440    
441
442    // route, 0..1, CodeableConcept
443    if Drug_Exposure.route_source_value {
444        dosage.route.text: Drug_Exposure.route_source_value
445    }
446    if( Drug_Exposure.route_concept_id and Drug_Exposure.route_concept_id ~= "0") {
447        var coding.system: Code_System(Drug_Exposure.route_vocabulary_id)
448        var coding.code: Drug_Exposure.route_concept_code
449        var coding.display: Drug_Exposure.route_concept_name
450        dosage.route.coding[]: coding
451    }
452
453    // dose, 0..1, SimpleQuantity
454    if(Drug_Exposure.quantity) {
455        dosage.dose.value: $ParseFloat(Drug_Exposure.quantity)
456    }
457
458    if Drug_Exposure.dose_unit_source_value {
459        dosage.dose.unit: Drug_Exposure.dose_unit_source_value
460    }
461    
462
463    rateRatio: ""
464    rateQuantity: ""
465    eventHistory: ""
466
467}
468
469
470//-----------------------------------------------------------------------------
471// MedicationDispense - FHIR Core
472//-----------------------------------------------------------------------------
473def Drug_Exposure_MedicationDispense(Drug_Exposure, required context, required medicationID) {
474
475    // MedicationDispense Resource
476    resourceType: "MedicationDispense"
477
478    // id, 0..1, id
479    id: Drug_Exposure.drug_exposure_id
480
481    meta: ""
482    implicitRules: ""
483    language: "en-US"
484    text: ""
485    contained: ""
486    extension: ""
487    modifierExtension: ""
488
489    // identifier, 0..*, Identifier
490    identifier[0].use: "secondary";
491    identifier[0].system: Code_System("HDC")
492    identifier[0].value: Drug_Exposure.drug_exposure_id
493
494    partOf: ""
495
496    // status, 1..1, code 
497    if (Drug_Exposure.stop_reason) {
498        status: "stopped"
499        statusReason.text: Drug_Exposure.stop_reason
500    } else {
501        if (Drug_Exposure.drug_exposure_end_date or Drug_Exposure.drug_exposure_end_datetime) {
502            status: "completed"
503        } else {
504            status: "in-progress"
505        }
506    }
507
508    category: ""
509
510    // medication[x], 1..1
511    medicationReference: Reference("Medication", medicationID)
512    
513    // subject, 1..1, Reference
514    if (Drug_Exposure.person_id) {
515        subject: Reference("Patient", Drug_Exposure.person_id)
516    }
517
518    // context, 0..1, Reference
519    if (Drug_Exposure.visit_occurrence_id) {
520        context: Reference("Encounter", Drug_Exposure.visit_occurrence_id)
521    }
522    
523    supportingInformation: ""
524
525    // performer, 0..*, BackboneElement
526    // actor, 1..1, Reference(Practitioner)
527    performer[].actor: Reference("Practitioner", Drug_Exposure.provider_id)
528
529    location: ""
530    authorizingPrescription: ""
531    type: ""
532
533    // quantity 0..1, SimpleQuantity
534    if(Drug_Exposure.quantity) {
535        quantity.value: $ParseFloat(Drug_Exposure.quantity)
536    }
537
538    // daysSupply, 0..1, SimpleQuantity
539    if(Drug_Exposure.days_supply) {
540        daysSupply.value: $ParseFloat(Drug_Exposure.days_supply)
541        daysSupply.code: "d"
542        daysSupply.system: "http://unitsofmeasure.org"
543    }
544    
545    whenPrepared: ""
546    
547    // whenHandedOver, 0..1, dateTime
548    if context.config.output.phi = "yes" {
549        whenHandedOver: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
550    } else {
551        whenHandedOver: ReformatDatetime("2030-01-01")
552    }
553
554    destination: ""
555    receiver: ""
556    note: ""
557
558    // dosage, 0..1, BackboneElement
559    // text, 0..1, string
560    if Drug_Exposure.sig {
561        var dosage.text: Drug_Exposure.sig
562    }
563    
564
565    // route, 0..1, CodeableConcept
566    if Drug_Exposure.route_source_value {
567        var dosage.route.text: Drug_Exposure.route_source_value
568    }
569    if(Drug_Exposure.route_concept_id and  Drug_Exposure.route_concept_id ~= "0") {
570
571        var coding.system: Code_System(Drug_Exposure.route_vocabulary_id)
572        var coding.code: Drug_Exposure.route_concept_code
573        var coding.display: Drug_Exposure.route_concept_name
574        var dosage.route.coding[]: coding
575    }
576
577    if Drug_Exposure.dose_unit_source_value {
578        var dosage.doseAndRate[].doseQuantity.unit: Drug_Exposure.dose_unit_source_value
579    }
580    
581
582    dosageInstruction[]: dosage
583    substitution: ""
584    detectedIssue: ""
585    eventHistory: ""
586
587}
588
589
590//-----------------------------------------------------------------------------
591// MedicationStatement - FHIR Core
592// INCOMPLETE - Do Not Use
593//-----------------------------------------------------------------------------
594def DO_NOT_USE_Drug_Exposure_MedicationStatement(Drug_Exposure, required context, required medicationID) {
595
596    // MedicationStatement Resource
597    resourceType: "MedicationStatement"
598
599    // id, 0..1, id
600    id: Drug_Exposure.drug_exposure_id
601
602    // identifier, 0..*, Identifier
603    identifier[0].use: "secondary";
604    identifier[0].system: Code_System("HDC")
605    identifier[0].value: Drug_Exposure.drug_exposure_id
606
607    basedOn: ""
608    partOf: ""
609    
610    // status, 1..1, code 
611    if (Drug_Exposure.stop_reason) {
612        status: "stopped"
613        statusReason[0].text: Drug_Exposure.stop_reason
614    } else {
615        if (Drug_Exposure.drug_exposure_end_date or Drug_Exposure.drug_exposure_end_datetime) {
616            status: "completed"
617        } else {
618            status: "in-progress"
619        }
620    }
621
622    // category, 0..1, CodeableConcept
623    category.text: "patientspecified"
624    category.coding[0].system: "http://hl7.org/fhir/ValueSet/medication-statement-category"
625    category.coding[0].code: "patientspecified"
626    category.coding[0].display: "Patient Specified"
627    category.coding[0].userSelected: true
628
629    // medication[x], 1..1
630    if (Drug_Exposure.lot_number) {
631        medicationReference: Reference("Medication", Drug_Exposure.drug_concept_id)
632    } else {
633        medicationCodeableConcept.coding[]: CodingSelected(Code_System(Drug_Exposure.drug_concept_vocabulary_id), "", Drug_Exposure.drug_concept_code, Drug_Exposure.drug_concept_name, true)
634
635        if (Drug_Exposure.drug_concept_code ~= Drug_Exposure.drug_source_concept_code) {
636            medicationCodeableConcept.coding[]: CodingSelected(Code_System(Drug_Exposure.drug_source_vocabulary_id), "", Drug_Exposure.drug_source_concept_code, Drug_Exposure.drug_source_concept_name, true)
637        }
638
639    }
640    
641    // subject, 1..1, Reference
642    if (Drug_Exposure.person_id) {
643        subject: Reference("Patient", Drug_Exposure.person_id)
644    }
645
646    // context, 0..1, Reference
647    if (Drug_Exposure.visit_occurrence_id) {
648        context: Reference("Encounter", Drug_Exposure.visit_occurrence_id)
649    }
650
651    // effective[x], 1..1
652    effectiveDateTime: ""
653    if context.config.output.phi = "yes" {
654        effectivePeriod.start: ReformatDatetimeDate(Drug_Exposure.drug_exposure_start_datetime, Drug_Exposure.drug_exposure_start_date)
655        effectivePeriod.end: ReformatDatetimeDate(Drug_Exposure.drug_exposure_end_datetime, Drug_Exposure.drug_exposure_end_date)
656    } else {
657        effectivePeriod.start: ReformatDatetime("2030-01-01")
658        effectivePeriod.end: ReformatDatetime("2030-01-01")
659    }
660
661    dateAsserted: ""
662
663    // informationSource, 0..1, Reference
664    informationSource: Reference("Patient", Drug_Exposure.person_id)
665    informationSource.display: Drug_Exposure.person_id
666    informationSource.identifier.use: "secondary"
667
668    derivedFrom: ""
669    reasonCode: ""
670    reasonReference: ""
671    note: ""
672
673    // dosage, 0..*, dosage
674    // text, 0..1, string
675    if Drug_Exposure.sig {
676        dosage[0].text: Drug_Exposure.sig 
677    }
678
679    // route, 0..1, CodeableConcept
680    if Drug_Exposure.route_source_value {
681        dosage[0].route.text: Drug_Exposure.route_source_value
682    }
683    dosage[0].route.coding[0].system: Code_System(Drug_Exposure.route_vocabulary_id)
684    dosage[0].route.coding[0].code: Drug_Exposure.route_concept_code
685    dosage[0].route.coding[0].display: Drug_Exposure.route_concept_name
686
687    // dose[x], 0..1
688    if (Drug_Exposure.quantity and Drug_Exposure.dose_unit_source_value) {
689        dosage[0].doseAndRate[0].doseQuantity.value: Drug_Exposure.quantity
690        dosage[0].doseAndRate[0].doseQuantity.unit: Drug_Exposure.dose_unit_source_value
691    }
692
693}
694