1. 80601, part 2–86: Particular requirements for the basic safety and essential performance of electrocardiographs, including diagnostic equipment, monitoring equipment, ambulatory equipment, electrodes, cables, and leadwires;ISO/IEC,2018
2. ANSI/AAMI/IEC 60601-2-25: 2011/(R)2016 medical electrical equipment - part 2-25: Particular requirements for the basic safety and essential performance of electrocardiographs;ANSI/AAMI/IEC,2016
3. ANSI/AAMI/IEC 60601–2-27: 2011/(R)2016 medical electrical equipment - part 2–27: Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment, in ANSI/AAMI/IEC;ANSI/AAMI/IEC,2016
4. ANSI/AAMI/IEC 60601–2-47: 2012/(R)2016 medical electrical equipment - part 2–47: Particular requirements for the basic safety and essential performance of ambulatory electrocardiographic systems;ANSI/AAMI/IEC,2016
5. Medical electrical equipment. Particular requirements for safety, including essential performance, of recording and analysing single channel and multichannel electrocardiographs;International Standard IEC 60601-2-51;IEC (IEC), Editor 2003, International Electrotechnical Commission (IEC),2003