title: Privileges and responsibilities relating to extra-label drug use.
authors.forename: D W
authors.initials: DW
authors.lastname: Upson
mesh_terms: D000818:Animals; D004348:Drug Labeling; D004358:Drug Therapy / Q000662:veterinary*; D004363:Drug Utilization; D010599:Pharmacokinetics; D014730:Veterinary Medicine / Q000592:standards*