C Peckham, A Tibbenham. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » Age FactorsChild, PreschoolHumansMass ScreeningUnited KingdomVision Disorders/epidemiology
Year: 1977 PMID: 912390 PMCID: PMC1631614 DOI: 10.1136/bmj.2.6092.958-c
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447