4LauenceF.Yee,MD Sean J.Mulvihil,1MD,et al.The stomach and intestines a paroxysm is tiny to encroach upon the surgery[J].Curr Diagn Treat Gastroentetol,1996:196-206.
5Incesu L,Yazicioglu AK,Selcuk MB,et al.Contrast-enhanced power Doppler US in the diagnosis of acute appendicitis[J].Eur J Radiol,2004,50:201-209.
6Yeung KW,Chang MS,Hsiao CP,et al.Evaluation of perforated and nonperforated appendicitis with CT[J].J Clini Imaging,2004,28:422-427.