Improvement of speech recognition at the conversational level using a hearing aid 論文 Toshimasa Matsuhira・Yuki Hara・Keiko Suzuki・Maki Uemae・Sachie Ohnuma・Rie Inoue・Kentaro Ohashi・H Watanabe・Hajime Sano・Makito Okamoto ·2011-01-01 ·『AUDIOLOGY JAPAN』 54(2) pp. 162-168 doi:10.4295/audiology.54.162