Welcome, Dr. Kong In Chol and Dr. Ri Jong Am, W.H.O. fellows from D.P.R. of Korea, to attend “Siriraj International Short Training Program on Management of Urological Diseases” at Division of Urological Surgery, Department of Surgery, Faculty of Medicine Siriraj Hospital, Mahidol University, under the supervision of Assoc.Prof. Sittiporn Srinualnad from December 3rd, 2018 to January 25th, 2019.