D Wolfers. Show Affiliations »
Abstract
Mesh: See more » Age FactorsBirth RateContraceptionFamily Planning ServicesFemaleFertilityHumansInfertilityMaleMenstruationPregnancy
Year: 1970 PMID: 5530255 PMCID: PMC1811741
Source DB: PubMed Journal: Proc R Soc Med ISSN: 0035-9157