Swine dysentery: observations on the frequency of latent infection.
D000818:Animals; D004403:Dysentery / Q000453:epidemiology / Q000382:microbiology / Q000662:veterinary*; D005243:Feces / Q000382:microbiology; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology* / Q000382:microbiology; D014211:Treponemal Infections / Q000453:epidemiology / Q000382:microbiology / Q000662:veterinary*