Ultrasound-Guided Percutaneous Transhepatic Cholangiography and Drainage in Patients with Hilar Cholangiocarcinoma - Laméris, Johan S; Hesselink, Erik J; van Leeuwen, Pieter A; Nijs, Huub G T; Meerwaldt, Jacobus H; Terpstra, Onno T (Seminars in Liver Disease, 1990)