> For the complete documentation index, see [llms.txt](https://help.santesuite.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation.md).

# API Documentation

- [Adverse Event](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/adverse-event.md)
- [Allergy Intolerance](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/allergy-intolerance.md)
- [Bundle](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/bundle.md)
- [Condition](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/condition.md)
- [Encounter](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/encounter.md)
- [Immunization](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/immunization.md)
- [Immunization Recommendation](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/immunization-recommendation.md)
- [Location](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/location.md)
- [Medication](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/medication.md)
- [Observation](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/observation.md)
- [Organization](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/organization.md)
- [Patient](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/patient.md)
- [Related Person](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/related-person.md)
- [Subscription](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/subscription.md)
- [Substance](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/substance.md)
- [HL7 Fast Health Interoperability Resources (FHIR) R4](https://help.santesuite.org/developers/service-apis/hl7-fhir/api-documentation/hl7-fast-health-interoperability-resources-fhir-r4.md)