[Study of some coliform strains responsible for bovine mastitis].
D000818:Animals; D002417:Cattle; D004926:Escherichia coli; D005260:Female; D006801:Humans; D008413:Mastitis; D008414:Mastitis, Bovine / Q000209:etiology*
ESCHERICHIA COLI; MASTITIS, BOVINE/etiology