title: Levels of evidence in canine oncology trials--a case in point.
authors.forename: David M
authors.initials: DM
authors.lastname: Vail
mesh_terms: D000818:Animals; D019496:Cancer Vaccines / Q000627:therapeutic use*; D002986:Clinical Trials as Topic / Q000592:standards*; D004283:Dog Diseases / Q000188:drug therapy*; D004285:Dogs; D008545:Melanoma / Q000188:drug therapy / Q000662:veterinary*; D009062:Mouth Neoplasms / Q000188:drug therapy / Q000662:veterinary*; D012189:Retrospective Studies
chemical_list: D019496:Cancer Vaccines