TY  - RPRT
TI  - Reference thresholds for the ER-3A insert earphone.
AU  - L A Wilber
AU  - B Kruger
AU  - M C Killion
PY  - 1988
DO  - 10.1121/1.396162
UR  - https://pubmed.ncbi.nlm.nih.gov/3351125/
ID  - 3351125
ER  -