TY  - RPRT
TI  - Hearing aid with noise-level-controlled selective amplification.
AU  - H Ono
AU  - J Kanzaki
AU  - K Mizoi
PY  - 1981
DO  - 10.1016/s0140-6736(81)91521-x
UR  - https://pubmed.ncbi.nlm.nih.gov/6118698/
ID  - 6118698
ER  -