Letter: Anencephaly, ovulation stimulation, subfertility, and illegitimacy. [electronic resource] - Lancet (London, England) Oct 1973 - 916-7 p. digital Publication Type: Journal Article ISSN: 0140-6736 Subjects--Topical Terms: AdultAge FactorsAnencephaly--chemically inducedClomiphene--adverse effectsFemaleFertilityFertility Agents--adverse effectsHumansIllegitimacyInfant, NewbornInfertility, Female--drug therapyMaleOvulationPregnancySocioeconomic Factors