: v1http://purl.org/healthcarevocab/ Create a prefix for http://purl.org/healthcarevocab/ Hit Enter to save Double click to create a prefix | vann:preferredNamespaceUri | http://purl.org/healthcarevocab/v1# | : v1http://purl.org/healthcarevocab/ Create a prefix for http://purl.org/healthcarevocab/ Hit Enter to save Double click to create a prefix |