Ballinger AB, McHugh M, Catnach SM, et al. Symptom relief and qua lity of life after stenting for malignant bile duct obstruction[J]. Gut,1994,35:467-47 0.
Mehmet Nal, Erol Akgul, Erol Aksungur, et al.Percutaneous Placement of bi lia ry metallic stents in patients with malignant hilar obstruction:unilobar versus bilobar drainaga[J]. J Vasc Interv Radiol,2003,14:1409.