Classic pages in obstetrics and gynecology. Charles W. Hooker and Thomas R Forbes. A bio-assay for minute amounts of progesterone.
D000818:Animals; D001681:Biological Assay; D004704:Endocrinology / Q000266:history*; D005260:Female; D049673:History, 20th Century; D006801:Humans; D051379:Mice; D011374:Progesterone / Q000032:analysis*; D014481:United States
D011374:Progesterone