title: An ethicist's commentary on the elastrator for older bulls.
mesh_terms: D000827:Animal Welfare / Q000941:ethics; D000818:Animals; D002417:Cattle / Q000601:surgery*; D008297:Male; D008460:Meat / Q000592:standards; D009919:Orchiectomy / Q000009:adverse effects / Q000941:ethics / Q000379:methods / Q000662:veterinary*; D010146:Pain / Q000209:etiology / Q000517:prevention & control / Q000662:veterinary*; D014730:Veterinary Medicine / Q000941:ethics* / Q000379:methods