J E Weiss, M R Greenlick. Show Affiliations »
Abstract
Mesh: See more » OregonOutpatient Clinics, Hospital/statistics & numerical dataSampling StudiesSocial ClassSocioeconomic FactorsTravel
Year: 1970 PMID: 5489515
Source DB: PubMed Journal: Med Care ISSN: 0025-7079 Impact factor: 2.983