S Beckerman. Show Affiliations »
Abstract
Mesh: See more » Birth RateEcuadorFemaleHumansInfant, NewbornMaleSex RatioSocial Isolation
Year: 1976 PMID: 1019627 DOI: 10.1080/19485565.1976.9988224
Source DB: PubMed Journal: Soc Biol ISSN: 0037-766X