S H Preston. Show Affiliations »
Abstract
Mesh: See more » AchievementContinental Population GroupsFemaleFertilityHumansMaleOccupationsPopulationPregnancyPregnancy, UnwantedSocioeconomic FactorsStatistics as TopicUnited States
Year: 1974 PMID: 4845313
Source DB: PubMed Journal: Am Sociol Rev ISSN: 0003-1224