1Brinbaum BA,Wilson SR.Appendicitis at the millennium[J].Radiology,2002,215(2):337-348.
2Raptopoulos V,K.atsou G,Rosen MP.et al.Acute appendicitis:effect of increased use of CT on selecting patients earlier[J].Radiology,2003,226(2):521-526.
3Steven S.Raman,David S.K.Lu,Barbara M.Kadell,et al.Accuracy of nonfocused helical CT for the diagnosis of acute appendicitis:A5-year review[J].AJR,2002,178:1319- 1325.
4Ofer Benjeminov,Mostafa Atri.Paul Hamilton.Freguency of visualization and thickness of normal appendix at nonenhanced helical CT[J].Radiology,2002,225:400 - 406.
5Mindy m.Horrow,Denise S.White,Jay C.Horrow.Diferentiation of perforated from nonperforated appendicitis at CT[J].Radiology,2003,227:46-51.
6Mechael J Callahan,Diana P.Rodriguez,George A.Taylor.How I doit:CT of appendicitis in children[J].Radiology,2002,224:325-332.
7Bernard A.Birnbaum,Stephanie R.Wilson.Appendicitis at the millennium[J].Radiology,2002,215:337-348.
8Horrow MM,White DS,Horrow JC.Differentiation of perforated from nonperforate appendicitis at CT[J].Radiology,2003,227(1):46-51.
