Study Cohort Ontology	Dependency Layered Ontology for Radiation Oncology	Source
http://semanticscience.org/resource/SIO_010060	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Family_history	LOOM
http://hadatac.org/ont/chear#AlcoholUse	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Alcohol_use	LOOM
http://semanticscience.org/resource/Age	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Age	LOOM
http://semanticscience.org/resource/SIO_001331	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Diagnosis	LOOM
http://semanticscience.org/resource/SIO_000057	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Orientation	LOOM
http://semanticscience.org/resource/SIO_001013	http://www.semanticweb.org/alan/ontologies/2013/8/untitled-ontology-9#Age	LOOM