TY - BOOK AU - Vonlanthen Andi TI - Hearing instrument technology: for the hearing healthcare professional SN - 0769300723 U1 - WV274 PY - 2000/// CY - San Diego, CA PB - Singular KW - Rehabilitation of Hearing Impaived - - instrumentation KW - Hearing Aids N2 - Hearing Aids, Rehabilitation of Hearing Impaived - - instrumentation ER -