: clinicaltrials_resource:000086644bb19222b711fa8acacc3d33http://bio2rdf.org/ Create a prefix for http://bio2rdf.org/ Hit Enter to save Double click to create a prefix | : bio2rdf_vocabulary:namespacehttp://bio2rdf.org/ Create a prefix for http://bio2rdf.org/ Hit Enter to save Double click to create a prefix | clinicaltrials_resource |