Collins G G.S., Youdim M B.H., Sandler M
Bernhard Baron Memorial Research Laboratories and Institute of Obstetrics and Gynaecology, Queen Charlotte's Maternity Hospital, W. 6., London, England
FEBS Lett. 1968 Sep;1(4):215-218. doi: 10.1016/0014-5793(68)80065-1.