[Evaluation of visual intensity while working with a graph-projector and measures to increase student work capacity].
D001296:Audiovisual Aids / Q000592:standards*; D055592:Biophysical Phenomena; D001703:Biophysics; D002648:Child; D006801:Humans; D014786:Vision Disorders / Q000517:prevention & control*
Otsenka napriazhennosti zreniia pri rabote s grafoproektorom i mery po povysheniiu rabotosposobnosti uchashchikhsia.