Health Standards covers the collection of technical standards and specifications used in healthcare interoperability, including HL7 FHIR, HL7 v2, CDA, DICOM, IHE profiles, ICD codes, SNOMED CT, LOINC, RxNorm, US Core, and other health data exchange and coding standards.

Occupational Safety and Health Administration - U.S. federal agency responsible for setting and enforcing workplace safety and health standards. OSHA provides data APIs for accessing enforcement, inspection, and injury data.