Buttle G A, Dewing T, Foster G E, Gray W H, Smith S, Stephenson D
The Wellcome Chemical Research Laboratories, London, the Wellcome Chemical Works, Dartford, and the Wellcome Physiological Research Laboratories, Beckenham, Kent.
Biochem J. 1938 Jul;32(7):1101-10. doi: 10.1042/bj0321101.