Measurement Method Ontology	Physical Medicine and Rehabilitation	Source
http://purl.bioontology.org/ontology/PMR.owl#Spirometry	http://purl.obolibrary.org/obo/MMO_0000094	LOOM
http://purl.bioontology.org/ontology/PMR.owl#Plethysmography	http://purl.obolibrary.org/obo/MMO_0000076	LOOM