A comprehensive ontology of flaps in reconstructive surgery	Ontology of Clinical Research	Source
http://purl.org/sig/ont/fma/fma264773	http://purl.org/net/OCRe/statistics.owl#OCRE200037	LOOM
http://purl.org/sig/ont/fma/fma24890	http://purl.org/net/OCRe/study_protocol.owl#OCRE300001	LOOM
http://purl.org/sig/ont/fma/fma74528	http://purl.org/net/OCRe/statistics.owl#OCRE200039	LOOM
http://purl.org/sig/ont/fma/fma67165	http://sig.biostr.washington.edu/fma3.0#OCRE9000027	LOOM