Sickle Cell Disease Ontology Content Archive Resource Exchange Lexicon Source
http://purl.obolibrary.org/obo/SCDO_0000963 http://www.CareLex.org/2012/carelex.owl#Radiography LOOM
http://purl.obolibrary.org/obo/NCIT_C16809 http://www.CareLex.org/2012/carelex.owl#Magnetic_Resonance_Imaging LOOM
http://purl.obolibrary.org/obo/SCDO_0005379 http://www.CareLex.org/2012/carelex.owl#Database LOOM