title: [Picture report no. 21. Pigeon-egg-sized milk calculus in a cow].
mesh_terms: D000818:Animals; D002137:Calculi / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D003238:Connective Tissue; D005260:Female; D008321:Mammary Glands, Animal; D008414:Mastitis, Bovine / Q000150:complications*
vernacular_title: Bildericht Nr. 21. Taubeneigrobber Milchstein bei einer Kuh.