title: SURVEY OF THE PREVALENCE OF GASTRIC ULCERS IN SWINE.
mesh_terms: D000818:Animals; D003625:Data Collection; D004813:Epidemiology; D007484:Iowa; D015995:Prevalence; D012621:Seasons; D012723:Sex; D013276:Stomach Ulcer; D013552:Swine; D013553:Swine Diseases; D014922:Wisconsin
keywords: EPIDEMIOLOGY; IOWA; SEASONS; SEX; STOMACH ULCER; SWINE DISEASES; WISCONSIN