C A McMAHAN. Show Affiliations »
Abstract
Entities: Species
Keywords: INFANT, NEWBORN; POPULATION; VITAL STATISTICS
Mesh: See more » FemaleHumansInfantInfant, NewbornParturitionPopulationSex RatioUnited StatesVital Statistics
Year: 1951 PMID: 14874944
Source DB: PubMed Journal: Milbank Mem Fund Q ISSN: 0026-3745