TY  - RPRT
TI  - Interaural attenuation using etymotic ER-3A insert earphones in auditory brain stem response testing.
AU  - L E Van Campen
AU  - C A Sammeth
AU  - B F Peek
PY  - 1990
DO  - 10.1097/00003446-199002000-00013
UR  - https://pubmed.ncbi.nlm.nih.gov/2307307/
ID  - 2307307
ER  -