[20-year-long professional experience of the Regional Center of Education of the Deaf and Hearing Aids].
Pekarskiĭ
S I
SI
Kiriushin
P V
PV
D012048:Correction of Hearing Impairment; D004519:Education, Special; D006296:Health Services / Q000600:supply & distribution*; D006801:Humans; D012426:Russia