TY - GEN AU - Navaneethan,Udayakumar AU - Njeim,Basile TI - Response SN - 1097-6779 PY - 2016///0623 KW - Bile Duct Neoplasms KW - diagnosis KW - Bile Ducts KW - pathology KW - Cholangiocarcinoma KW - Cholestasis KW - Endoscopy, Digestive System KW - methods KW - Humans N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1016/j.gie.2015.08.009 ER -