H Fabrega, R E Roberts. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » AdolescentAdultAfrican AmericansAge FactorsAgedChildChild, PreschoolEmergency Service, Hospital/statistics & numerical dataEthnic GroupsFemaleHumansInfantInfant, NewbornMaleMedicineMexicoMiddle AgedMinority GroupsOutpatient Clinics, Hospital/statistics & numerical dataPovertySampling StudiesSex FactorsSocioeconomic FactorsSpecializationUnited States
Year: 1972 PMID: 5039498 PMCID: PMC1530408 DOI: 10.2105/ajph.62.7.936
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308