T Wan. Show Affiliations »
Abstract
Mesh: See more » Age FactorsChronic Disease/epidemiologyContinental Population GroupsEducationFamily CharacteristicsHumansOccupationsRural PopulationSex FactorsSocioeconomic FactorsUnited StatesUrban Population
Year: 1972 PMID: 4650932 DOI: 10.1016/0021-9681(72)90030-6
Source DB: PubMed Journal: J Chronic Dis ISSN: 0021-9681