title: [Progestogens and estrogens in high doses (hormone pregnancy tests): the risk of appearance of spina bifida and anencephaly].
authors.forename: M P
authors.initials: MP
authors.lastname: Sainz
authors.forename: E
authors.initials: E
authors.lastname: Rodríguez Pinilla
authors.forename: M L
authors.initials: ML
authors.lastname: Martínez Frías
mesh_terms: D000757:Anencephaly / Q000139:chemically induced* / Q000453:epidemiology; D004967:Estrogens / Q000009:adverse effects*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests; D011372:Progestins / Q000009:adverse effects*; D012307:Risk Factors; D013030:Spain; D016136:Spina Bifida Occulta / Q000139:chemically induced* / Q000453:epidemiology
chemical_list: D004967:Estrogens; D011372:Progestins
vernacular_title: Progestágenos y estrógenos a altas dosis (pruebas hormonales de embarazo): riesgo de aparición de espina bífida y anencefalia.