http://naimaging.com/medical/docs/CS003aIITubeServiceReport.pdf https://naimaging.com/industrial/wp-content/uploads/2019/11/II-Toshiba-P5870SD-24.pdf https://naimaging.com/industrial/wp-content/uploads/2019/11/X-Ray-Kevex-PXS5-925EA.pdf https://naimaging.com/industrial/wp-content/uploads/2019/11/PRO-X110-NAI-2.pdf