3Johnson L B.The importance of early diagnosis of acute acalculus cholecystitis[J].Surg Gynecol Obstet, 1987, 164(3): 197-203.
4Peer A, Witz E, Manor H, et al.Intrabepatic abscess due to gallbladder perforation[J].Abdom Imaging, 1995, 20(5): 452-455.
5Smith R, Rosen J M, Alderson P O.Gallbladder perforation: diagnostic utilily of cholescintigraphy in suggested subacute or chronic cases[J]. Radiology, 1986, 158(1): 63-66.
6Sood B P, Kalra N, Gupta S, et al.Role of sonography in the diagnosis of gallbladder perforation[J].J Clin UItrasound, 2002, 30(5): 270-274.
7Morris B S, Balpande P R, Morani A C, et al.The CT appearances of gaUbladder perforation[J].Br J Radiol, 2007, 80(959): 898-901.