The eLTSS FHIR Implementation Guide will provide an official compilation of all the FHIR-related artifacts and documentation needed to enable exchange of eLTSS Dataset via FHIR.
Build output http://build.fhir.org/ig/HL7/eLTSS/index.html
Build QA report http://build.fhir.org/ig/HL7/eLTSS/qa.html