[Why certain children lower their heads when working at near distance, or the pathogenesis of the initial manifestations of acquired (school) myopia].
D002648:Child; D006257:Head; D006801:Humans; D009216:Myopia / Q000209:etiology*; D011187:Posture
Pochemu nekotorye deti nizko nakloniaiut golovu pri rabote vblizi, ili k patogenezu nachal'nykh proiavleniĭ priobretennoĭ (shkol'noĭ) blizorukosti.