TY  - RPRT
TI  - A comparative study of alternative bone-conduction calibration methods.
AU  - J E Lankford
AU  - M P Evans
DO  - 10.1097/00003446-198107000-00001
UR  - https://pubmed.ncbi.nlm.nih.gov/7319151/
ID  - 7319151
ER  -