Anatomic Pathology Lexicon	Environmental conditions, treatments and exposures ontology	Source
http://www.semanticweb.org/david/ontologies/2013/0/pathLex.owl#1.3.6.1.4.1.19376.1.8.2.1.1923	http://purl.obolibrary.org/obo/PATO_0000467	LOOM
http://www.semanticweb.org/david/ontologies/2013/0/pathLex.owl#1.3.6.1.4.1.19376.1.8.2.1.1921	http://purl.obolibrary.org/obo/PATO_0000467	LOOM
http://www.semanticweb.org/david/ontologies/2013/0/pathLex.owl#1.3.6.1.4.1.19376.1.8.2.1.2617	http://purl.obolibrary.org/obo/PATO_0000407	LOOM