Letter: Synthetic sex hormones.
D004092:20-alpha-Dihydroprogesterone / Q000009:adverse effects*; D000014:Abnormalities, Drug-Induced / Q000209:etiology*; D000026:Abortion, Habitual / Q000517:prevention & control*; D005260:Female; D005269:Femur / Q000002:abnormalities*; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D011374:Progesterone / Q000031:analogs & derivatives*
D004092:20-alpha-Dihydroprogesterone; D011374:Progesterone