G N Pollard. Show Affiliations »
Abstract
Mesh: See more » AdolescentAdultAge FactorsAustraliaFamily CharacteristicsFemaleGeographyHumansInfant, NewbornMaleMaternal AgePregnancyPregnancy, MultipleRetrospective StudiesSeasonsSex Ratio
Year: 1969 PMID: 5358636 DOI: 10.1017/s002193200000715x
Source DB: PubMed Journal: J Biosoc Sci ISSN: 0021-9320