title: Mechanism of action of hormonal preparations used for emergency contraception: a review of the literature.
authors.affiliation: Instituto Chileno de Medicina Reproductiva, Santiago, Chile. icmer@terra.cl
authors.forename: H B
authors.initials: HB
authors.lastname: Croxatto
authors.forename: L
authors.initials: L
authors.lastname: Devoto
authors.forename: M
authors.initials: M
authors.lastname: Durand
authors.forename: E
authors.initials: E
authors.lastname: Ezcurra
authors.forename: F
authors.initials: F
authors.lastname: Larrea
authors.forename: C
authors.initials: C
authors.lastname: Nagle
authors.forename: M E
authors.initials: ME
authors.lastname: Ortiz
authors.forename: D
authors.initials: D
authors.lastname: Vantman
authors.forename: M
authors.initials: M
authors.lastname: Vega
authors.forename: H
authors.initials: H
authors.lastname: von Hertzen
mesh_terms: D000818:Animals; D003281:Contraceptives, Postcoital; D004967:Estrogens / Q000008:administration & dosage; D004997:Ethinyl Estradiol / Q000008:administration & dosage; D005260:Female; D006727:Hormone Antagonists / Q000008:administration & dosage; D006801:Humans; D016912:Levonorgestrel / Q000008:administration & dosage; D015735:Mifepristone / Q000008:administration & dosage; D011247:Pregnancy; D011372:Progestins / Q000008:administration & dosage
chemical_list: D003281:Contraceptives, Postcoital; D004967:Estrogens; D006727:Hormone Antagonists; D011372:Progestins; D015735:Mifepristone; D004997:Ethinyl Estradiol; D016912:Levonorgestrel