Statistical considerations in the sampling of Escherichia coli from intestinal sources for serotyping.
D000818:Animals; D002417:Cattle; D002645:Chickens; D003201:Computers; D004926:Escherichia coli / Q000145:classification*; D005243:Feces / Q000382:microbiology*; D006801:Humans; D012703:Serotyping; D013223:Statistics as Topic; D013552:Swine