A longitudinal study of refractive state of children during the first six years of school--a preliminary report of the Ojai study.
M J
MJ
HIRSCH
D002648:Child; D005123:Eye; D006801:Humans; D007223:Infant; D008137:Longitudinal Studies; D013508:Ophthalmologic Surgical Procedures; D012029:Refraction, Ocular; D014787:Vision Tests
REFRACTION OCULAR/in infancy and childhood