: 020cef5bba09c038fa3ff0dabc60a624https://entity.api.hubmapconsortium.org/entities/ Create a prefix for https://entity.api.hubmapconsortium.org/entities/ Hit Enter to save Double click to create a prefix | : section_size_unithttp://purl.org/ccf/ Create a prefix for http://purl.org/ccf/ Hit Enter to save Double click to create a prefix | millimeter |