N Kendall. Show Affiliations »
Abstract
Mesh: See more » Birth RateBirth WeightEthnic GroupsHospitals, TeachingHumansInfant MortalityInfant, NewbornPennsylvaniaSocial ClassSocioeconomic FactorsSwedenUnited StatesUrban Population
Year: 1974 PMID: 4829487 PMCID: PMC1616210
Source DB: PubMed Journal: Health Serv Rep ISSN: 0090-2918