[State of clinical refraction among the population of Far North].
D000293:Adolescent; D001110:Arctic Regions; D006801:Humans; D012030:Refractive Errors / Q000453:epidemiology*; D012426:Russia; D014504:Urban Health
Sostoianie klinicheskoĭ refraktsii u zhiteleĭ Kraĭnego Severa.