A Long Journey of Difficult Common Bile Duct Stones: Cholangioscopy With Laser Lithotripsy Through Choledochoduodenostomy Tract: 1639. (October 2017) - Teeratorn, Nicha; Oranrap, Vinita; Noresettkul, Kasidit; Angsuwatcharakon, Phonthep; Ridtitid, Wiriyaporn; Rerknimitr, Rungsun