Test Request Sort Key allows laboratories to suggest the sequence of test requests within a single order to organize the display of the patient report by other external systems (e.g., a practitioner’s electronic medical record system).
API
Project FHIR API
This is the location where you can find your resource using a FHIR client.
Simplifier FHIR API
The global endpoint is where users can search for all resources in Simplifier. Resources have a globally unique guid Id here.