R Mullner, T W O'Rourke. Show Affiliations »
Abstract
Mesh: See more » AdolescentAdultAge FactorsAgedAnalysis of VarianceEthnic GroupsFemaleFertilityGroup PracticeHealth FacilitiesHumansIncomeInstitutional PracticeMaleMiddle AgedPhysicians/supply & distributionPopulation DensityPovertyRural PopulationSchools, MedicalSocioeconomic FactorsUnited StatesUrban Population
Year: 1974 PMID: 4829486 PMCID: PMC1616206
Source DB: PubMed Journal: Health Serv Rep ISSN: 0090-2918