[Hygienic assessment of compulsory studies using a sound-intensifying device in a kindergarten for children with weak hearing].
D000669:Amplifiers, Electronic; D001296:Audiovisual Aids; D002648:Child; D006310:Hearing Aids; D006311:Hearing Disorders / Q000628:therapy*; D006801:Humans; D012578:Schools, Nursery
Gigienicheskaia otsenka obizatel'nykh zaniatiĭ s ispol'zovaniem zvukousilivaiushcheĭ apparatury v detskom sadu dlia slaboslyshashchikh deteĭ.