1995DS/EN 60118-1:1995 Hearing aids - Part 1: Hearing aids with induction pick-up coil input
1985DS/IEC 118-1:1985 Hearing aids. Part 1: Hearing aids with induction pick-up coil input
DS/IEC 118-1:1985 Hearing aids. Part 1: Hearing aids with induction pick-up coil input was changed to DS/EN 60118-1:1995 Hearing aids - Part 1: Hearing aids with induction pick-up coil input.