Contamination of milk with penicillin.
D000818:Animals; D001940:Breast; D004340:Drug Contamination; D008892:Milk / Q000633:toxicity*; D008910:Minnesota; D010406:Penicillins / Q000633:toxicity*
D010406:Penicillins
MILK/toxicology; PENICILLIN/toxicology