EN 60601-2-31:1995 Medical Electrical Equipment Part 2-31: Particular Requirements for the Safety of External Cardiac Pacemakers with Internal Power Source (Incorporates Amendment A1: 1998)
2008EN 60601-2-31:2008 Medical electrical equipment - Part 2-31: Particular requirements for the basic safety and essential performance of external cardiac pacemakers with internal power source (Incorporates Amendment A1: 2011)
1995EN 60601-2-31:1995 Medical Electrical Equipment Part 2-31: Particular Requirements for the Safety of External Cardiac Pacemakers with Internal Power Source (Incorporates Amendment A1: 1998)