Gastritis in sows due to Hyostrongylus rubidus--in one case associated with Balantidium coli.
D000818:Animals; D001447:Balantidiasis / Q000150:complications / Q000662:veterinary*; D005756:Gastritis / Q000209:etiology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases; D014252:Trichostrongyloidiasis / Q000150:complications / Q000662:veterinary*