title: Researches on Vitamin A. VII. Notes on the Factors influencing the Value of Milk and Butter as Sources of Vitamin A.
authors.affiliation: The Biochemical Laboratories, Institute of Physiology, University College, London.
authors.forename: J C
authors.initials: JC
authors.lastname: Drummond
authors.forename: K H
authors.initials: KH
authors.lastname: Coward
authors.forename: A F
authors.initials: AF
authors.lastname: Watson