SNOMED CT	Research Network and Patient Registry Inventory Ontology	Source
http://purl.bioontology.org/ontology/SNOMEDCT/62972009	http://www.semanticweb.org/ontologies/2013/1/PCORI.owl#Extraction	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/263495000	http://www.semanticweb.org/ontologies/2013/1/PCORI.owl#Gender	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/397669002	http://www.semanticweb.org/ontologies/2013/1/PCORI.owl#Age	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/47286004	http://www.semanticweb.org/ontologies/2013/1/PCORI.owl#Aggregation	LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/260753009	http://www.semanticweb.org/ontologies/2013/1/PCORI.owl#Source	LOOM