The genesis of bovine udder infection and mastitis; the occurrence of streptococcal infection in a cow population during a seven-year period and its relationship to age.
D000818:Animals; D002417:Cattle; D004194:Disease; D005260:Female; D008321:Mammary Glands, Animal; D008413:Mastitis; D013290:Streptococcal Infections; D013291:Streptococcus
STREPTOCOCCI/infections--in animals; UDDER/diseases