LST EN 62494-1-2009 Medical electrical equipment - Exposure index of digital X-ray imaging systems -- Part 1: Definitions and requirements for general radiography (IEC 62494-1:2008)
2009LST EN 62494-1-2009 Medical electrical equipment - Exposure index of digital X-ray imaging systems -- Part 1: Definitions and requirements for general radiography (IEC 62494-1:2008)