3TINGBERG A,SJOSTROM D.Search for optimal tube voltage for image plate radiography[M]//CHAKRABORTY D P,KRUPINSKI E A.Proceedings of SPIE:medical imaging 2003 image perception,observer performance,and technology assessment.Vol 5034.Bellingham:International Society for Optial Engineering,2003:187.
4CHOTAS H G,FLOYD C E,DOBBINS J T,et al.Digital chest radiography with photostimulable storage phosphors:signal-to-noise ratio as a function of kilovoltage with matched exposure risk[J].Radiology,1993,186(2):395.
6Yorkston J.Recent development in digital radiography detectors[J].Nucl Instr and Meth A,2007,580(2):974-985.
7Axelsson B,Boden K,Fransson S G,et al.A comparison of analogue and digital techniques in upper gastrointestinal examinations:absorbed dose and diagnostic quality of the images[J].Eur J Radio,2000,10(8):1 351-1 354.
8Linuma G,Ushio K,Ishikawa T,et al.Diagnosis of gastric cancers:comparison of conventional radiography and digital radiography with a 4 million-pixel charge-coupled device[J].Eur J Radio,2000,214(5):497-502.
