: A01.947http://id.nlm.nih.gov/mesh/2020/ Create a prefix for http://id.nlm.nih.gov/mesh/2020/ Hit Enter to save Double click to create a prefix | : parentTreeNumberhttp://id.nlm.nih.gov/mesh/vocab# Create a prefix for http://id.nlm.nih.gov/mesh/vocab# Hit Enter to save Double click to create a prefix | : A01http://id.nlm.nih.gov/mesh/2020/ Create a prefix for http://id.nlm.nih.gov/mesh/2020/ Hit Enter to save Double click to create a prefix |