R Cooper. Show Affiliations »
Abstract
Mesh: See more » AdultAgedFemaleHumansInfantMaleMiddle AgedMorbidityMortalityPregnancyPublic Health/trendsQuality of Health CareUnited States
Year: 1983 PMID: 6631982 PMCID: PMC2561519
Source DB: PubMed Journal: J Natl Med Assoc ISSN: 0027-9684 Impact factor: 1.798