DAF Research Implementation Guide v2.0.0 (STU2)

CodeSystem: daf-research-query-formats

DAF Research Query Formats

Research Data Models that are in use widely in the industry currently

This code system http://hl7.org/fhir/us/daf-research/CodeSystem/daf-research-query-formats defines the following codes:

Code	Display	Definition
CQL	CQL Queries	Queries are created using the Clinical Quality Language (CQL) language
SAS	SAS Queries	Queries are created using the SAS language
SQL	SQL Queries	Queries are created using the SQL language
FHIR-SEARCH	FHIR Search Queries	Queries are created using FHIR Search mechanisms
PopMedNet-JSON	PopMedNet-JSON Queries	Queries are created using PopMedNet JSON format, which is used in PCORNet.