title: Clinical grading systems: can we resolve the needs of clinical practice and those of clinical research?
authors.forename: Celia M
authors.initials: CM
authors.lastname: Marr
mesh_terms: D000818:Animals; D019937:Diagnostic Techniques and Procedures / Q000592:standards / Q000662:veterinary*; D006734:Horse Diseases / Q000175:diagnosis*; D006736:Horses; D014730:Veterinary Medicine / Q000379:methods*