[Carrier state of escherichia coli O157:H7 in cattle].
Akiba
M
M
Sameshima
T
T
Nakazawa
M
M
D000818:Animals; D002353:Carrier State / Q000662:veterinary*; D002417:Cattle / Q000382:microbiology*; D004927:Escherichia coli Infections / Q000662:veterinary*; D019453:Escherichia coli O157 / Q000302:isolation & purification*; D005243:Feces / Q000382:microbiology