Computer Retrieval of Information on Scientific Projects Thesaurus Clinical Trials Gov Ontology Source
http://clinicaltrials.gov/ctgo#Diagnostic-Test http://purl.bioontology.org/ontology/CSP/0864-9514 LOOM
http://clinicaltrials.gov/ctgo#Arm http://purl.bioontology.org/ontology/CSP/2715-5391 LOOM
http://clinicaltrials.gov/ctgo#Informed-Consent http://purl.bioontology.org/ontology/CSP/1385-8267 LOOM
http://clinicaltrials.gov/ctgo#Bioassay http://purl.bioontology.org/ontology/CSP/0415-4314 LOOM
http://clinicaltrials.gov/ctgo#Population-Group http://purl.bioontology.org/ontology/STY/T098 LOOM
http://clinicaltrials.gov/ctgo#Radiation http://purl.bioontology.org/ontology/CSP/2534-9922 LOOM
http://clinicaltrials.gov/ctgo#Dietary-Supplement http://purl.bioontology.org/ontology/CSP/2116-8601 LOOM