title: Low vision among preschool children in the Beijing Study of Visual Impairment.
authors.forename: Amy
authors.initials: A
authors.lastname: Pai
authors.forename: Chameen
authors.initials: C
authors.lastname: Samarawickrama
authors.forename: Yasser
authors.initials: Y
authors.lastname: Tariq
authors.forename: Paul
authors.initials: P
authors.lastname: Mitchell
mesh_terms: D002648:Child; D002675:Child, Preschool; D002681:China / Q000453:epidemiology; D015785:Eye Diseases, Hereditary / Q000453:epidemiology; D006306:Health Surveys; D006801:Humans; D015995:Prevalence; D012030:Refractive Errors / Q000453:epidemiology; D012424:Rural Population / Q000706:statistics & numerical data; D014505:Urban Population / Q000706:statistics & numerical data; D014787:Vision Tests; D015354:Vision, Low / Q000453:epidemiology*; D014792:Visual Acuity; D019987:Persons with Visual Disabilities / Q000706:statistics & numerical data*