title: Novel pain assessment developed for horses.
mesh_terms: D000818:Animals; D005149:Facial Expression; D006734:Horse Diseases / Q000175:diagnosis*; D006736:Horses; D008297:Male; D009919:Orchiectomy / Q000009:adverse effects; D010146:Pain / Q000175:diagnosis / Q000662:veterinary*; D010147:Pain Measurement / Q000379:methods / Q000662:veterinary*