{description: Transitive closure of CID 84 PETUnits, package_name: fhir.tx.support.r4, name: PETUnits, type: null, package_version: 0.8.0, class: unknown, kind: null, url: 'http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_84.html', version: '20170914'}