Simultaneous screening for child health and development: a study of visual/developmental screening of preschool children.
D002657:Child Development; D002662:Child Health Services; D002675:Child, Preschool; D006801:Humans; D008403:Mass Screening; D009657:North Carolina; D011581:Psychological Tests / Q000379:methods*; D013997:Time Factors; D014786:Vision Disorders / Q000517:prevention & control*