Draft Document РImage quality assurance in diagnostic X-ray departments РPart 157: R̦V acceptance and constancy test of image display systems in theirs environment
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2012

Draft Document – Image quality assurance in diagnostic X-ray departments – Part 157: X-ray ordinance acceptance and constancy test of image display systems in their environment
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2013