: clinicaltrials_resource:00017127769a01788cb961825ac463c5http://bio2rdf.org/ Create a prefix for http://bio2rdf.org/ Hit Enter to save Double click to create a prefix | : clinicaltrials_vocabulary:measurehttp://bio2rdf.org/ Create a prefix for http://bio2rdf.org/ Hit Enter to save Double click to create a prefix | pressure pain threshold (PPT) in Kilogram-force (Kgf) |