TY  - RPRT
TI  - High-frequency audiometry. Masking in electric bone-conduction audiometry.
AU  - H Löppönen
PY  - 1992
DO  - 10.3109/01050399209045979
UR  - https://pubmed.ncbi.nlm.nih.gov/1585128/
ID  - 1585128
ER  -