title: Cyclic changes in cervical mucus, and its practical importance.
authors.forename: A F
authors.initials: AF
authors.lastname: Guttmacher
authors.forename: L B
authors.initials: LB
authors.lastname: Shettles
mesh_terms: D000568:Amenorrhea; D001695:Biology; D002582:Cervix Mucus; D002584:Cervix Uteri; D003278:Contraceptives, Oral, Hormonal; D004054:Diethylstilbestrol; D004194:Disease; D004703:Endocrine System; D004967:Estrogens; D005835:Genitalia; D005836:Genitalia, Female; D006728:Hormones; D007315:Insemination, Artificial; D008593:Menopause; D008599:Menstruation Disturbances; D010827:Physiology; D011247:Pregnancy; D012098:Reproduction; D014566:Urogenital System; D014599:Uterus
chemical_list: D003278:Contraceptives, Oral, Hormonal; D004967:Estrogens; D006728:Hormones; D004054:Diethylstilbestrol
keywords: Amenorrhea; Artificial Insemination; Biology; Cervical Mucus--analysis; Cervix; Contraceptive Agents, Estrogen; Diethylstilbestrol--side effects; Diseases; Endocrine System; Estrogens--side effects; Genitalia; Genitalia, Female; Hormones; Menopause; Menstruation Disorders; Physiology; Pregnancy; Reproduction; Urogenital System; Uterus