Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007); German version EN ISO 389-6:2007
Edition 2007-10

Division of hospitals into functional areas and functional sections
Edition 2016-06

Medical electrical equipment - Part 2-87: Particular requirements for basic safety and essential performance of high-frequency ventilators (ISO 80601-2-87:2021); German version EN ISO 80601-2-87:2021
Edition 2021-10