W H James1. Show Affiliations » 1. MRC Mammalian Development Unit, University College, London, United Kingdom.
Abstract
Mesh: See more » Birth OrderChoice BehaviorContraception Behavior/psychologyHumansModels, StatisticalSex Ratio
Year: 1990 PMID: 2249751
Source DB: PubMed Journal: Demography ISSN: 0070-3370