Clinical Characteristics of Clonorchis sinensis-Associated Cholangiocarcinoma: A Large-Scale, Single-Center Study oleh Jong-In Chang, Keol Lee, Dongwuk Kim, Ju-II Yang, Jae Keun Park, Kyu Choi, Soo Hoon Kang, Kwang Hyuck Lee, Kyu Taek Lee, Jong Kyun Lee, Seon Mee Park, Joo Kyung Park