Radioimmunoassay of penicilloyl groups in biological fluids.
D000818:Animals; D002417:Cattle; D005260:Female; D008892:Milk / Q000032:analysis; D010400:Penicillin G / Q000031:analogs & derivatives / Q000032:analysis / Q000276:immunology; D010406:Penicillins / Q000032:analysis*; D011863:Radioimmunoassay / Q000379:methods
D010406:Penicillins; D010400:Penicillin G