TY  - RPRT
TI  - Hearing aids.
AU  - A J Klein
AU  - P C Weber
PY  - 1999
DO  - 10.1016/s0025-7125(05)70093-6
UR  - https://pubmed.ncbi.nlm.nih.gov/9927966/
ID  - 9927966
ER  -