J Roberts, K R Duyan. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » ChildDemographyFemaleHealth SurveysHumansMaleSocioeconomic FactorsUnited StatesVision Disorders/epidemiologyVision TestsVisual Acuity
Year: 1972 PMID: 4536957
Source DB: PubMed Journal: Vital Health Stat 11 ISSN: 0083-1980