1Graf CJ,Gross CE,Beok DW.Complications of spinal drainage in the management of cenrebrospinal fluid fistula;report of 3 cases[J].J Surgery,1981,54:392-395
2Swanson SE,Kocan MJ,Chandler WF.Flow-reguiated continue spinal.Drainage:technical note with case report[J].Neuro Surgery,1981,9:163-165
