title: Symposium on steroid hormones. 1. Synthetic progestational steroids.  Their significance and use.
authors.forename: J W
authors.initials: JW
authors.lastname: Goldzieher
mesh_terms: D001695:Biology; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D004194:Disease; D004703:Endocrine System; D005193:Family Planning Services; D006728:Hormones; D010827:Physiology; D011248:Pregnancy Complications; D011374:Progesterone; D011372:Progestins
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D006728:Hormones; D011372:Progestins; D011374:Progesterone
keywords: Biology; Contraception; Contraceptive Agents, Female--therapeutic use; Contraceptive Agents, Progestin--therapeutic use; Contraceptive Agents--therapeutic use; Diseases; Endocrine System; Family Planning; Hormones; Physiology; Pregnancy Complications; Progestational Hormones; Progesterone--therapeutic use