WATTS, P S The concentration of penicillin in the milk after intrammary infusion. [electronic resource] - The Journal of comparative pathology and therapeutics Jul 1948 - 232-43 p. digital Publication Type: Journal Article ISSN: 0368-1742 Standard No.: 10.1016/s0368-1742(48)80023-8 doi Subjects--Topical Terms: AnimalsBreastDairy ProductsMilkPenicillins