DIN 6814-3 Terms in the field of radiological technique - Part 3: Dosimetry*, 2016-08-01 Update
DIN EN 61331-1 Protective devices against diagnostic medical X-radiation - Part 1: Determination of attenuation properties of materials (IEC 61331-1:2014); German version EN 61331-1:2014*, 2016-09-01 Update