Workshop Udom Leelataweewud, MD. Deputy Director of Samitivej Sukhumvit Hospital welcomed Santa Hattori, M.D., Ph.D of Sano Hospital to hold a workshop on innovative techniques in endoscopy for gastroenterologists, for the medical professionals at Samitivej Hospital. The new techniques make it possible to detect problems in the early stages of a disease with more accurate diagnoses and treatments possible.