OPTImAL: An ontology for patient adherence modeling in physical activity domain	Medical Imaging and Diagnostic Ontology	Source
http://webprotege.stanford.edu/project/B1YA5aP4fTfTaBBx7flwQP#PhysicalActivity	https://bioportal.bioontology.org/ontologies/DMTO.owl#DMTO_0001705	LOOM