D W Helbig, H R Siddiqui, S B Hopkins, P A Harper, R V Rider. Show Affiliations »
Abstract
Mesh: See more » AdultAge FactorsAttitudeContraceptionFamily CharacteristicsFamily Planning ServicesFemaleHumansIntrauterine Devices/statistics & numerical dataMethodsPakistanParityPregnancyRural PopulationStatistics as TopicTime FactorsUrban PopulationWorkforce
Year: 1970 PMID: 5524651
Source DB: PubMed Journal: Demography ISSN: 0070-3370