[Comparative study of refraction using the Canon Autoref R-1 refractometer--the effect of age factors].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D006801:Humans; D012029:Refraction, Ocular / Q000295:instrumentation*
Poredbeno ispitivanje refrakcije Canon AUTOREF R-1 refraktometrom--utjecaj dobi.