Logical Observation Identifier Names and Codes	Head and Neck Cancer Ontology	Source
http://purl.bioontology.org/ontology/LNC/MTHU002722	http://ontology.lst.tfo.upm.es/BD2D/clinical#Hospital	LOOM
http://purl.bioontology.org/ontology/LNC/LP76009-7	http://ontology.lst.tfo.upm.es/BD2D/clinical#Hospital	LOOM
http://purl.bioontology.org/ontology/LNC/LP28648-1	http://ontology.lst.tfo.upm.es/BD2D/clinical#Hospital	LOOM