January 9, 2026 The E-TRAIN project has introduced a comprehensive survey aimed at assessing current practices in activity measurement within nuclear medicine across Europe. This initiative seeks to gather insights on key areas including: Coverage of radionuclides and clinical procedures Calibration and traceability of radionuclide calibrators to primary standards Uncertainty estimations Compliance with radiation safety legislation Validation and quality assurance of traceability routes Availability of related services The survey targets hospitals providing nuclear medicine services, radiation safety authorities, and national metrology institutes (NMIs) or designated institutes (DIs) for ionizing radiation. Findings will be analysed by the E-TRAIN consortium and published on the E-TRAIN website. Participation is expected to take approximately 20 minutes, and responses remain anonymous unless contact details are voluntarily provided. Take the survey