<DocumentReference xmlns="http://hl7.org/fhir"><id value="example-genomicfile-nc00001010-url"/><identifier><system value="http://www.somesystemabc.net/identifiers/files"/><value value="11111"/></identifier><status value="current"/><docStatus value="preliminary"/><description value="Chr10, GRCh37.p13 sequence"/><securityLabel><coding><system value="http://terminology.hl7.org/CodeSystem/v3-Confidentiality"/><code value="R"/><display value="Restricted"/></coding></securityLabel><content><attachment><contentType value="text/html"/><url value="https://www.ncbi.nlm.nih.gov/nuccore/NC_000010.10?report=fasta"/><title value="Homo sapiens chromosome 10, GRCh37.p13 Primary Assembly, NC_000010.10"/></attachment></content></DocumentReference>