S G Babson, R E Behrman, R Lessel. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » Birth WeightEmbryonic and Fetal DevelopmentEnvironmentFemaleGestational AgeHealth SurveysHumansInfant, NewbornMaleSocial ClassSocioeconomic Factors/classification
Year: 1970 PMID: 5422116
Source DB: PubMed Journal: Pediatrics ISSN: 0031-4005 Impact factor: 7.124