Cigarette Smoke Exposure Ontology ETHIOPIANC Source
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#Hepatitis https://github.com/VODANA/Controlled-vocabulary/ethanc/Hepatitis LOOM
http://scai.fraunhofer.de/CSEO#CSEO_00000676 https://github.com/VODANA/Controlled-vocabulary/ethanc/Reactive LOOM