DIN EN 60645-6:2010 Electroacoustics - Audiometric equipment - Part 6: Instruments for the measurement of otoacoustic emissions (IEC 60645-6:2009); German version EN 60645-6:2010
2010DIN EN 60645-6:2010 Electroacoustics - Audiometric equipment - Part 6: Instruments for the measurement of otoacoustic emissions (IEC 60645-6:2009); German version EN 60645-6:2010