Dubey Raghvendra K, Imthurn Bruno, Jackson Edwin K
Department of Obstetrics and Gynecology, Clinic for Reproductive Endocrinology, University Hospital Zurich, Frauenklinikstrasse 10, 8091 Zurich, Switzerland.
Endocrinology. 2007 Sep;148(9):4125-7. doi: 10.1210/en.2007-0514.