[P-518] Fluorescein-enhanced autofluorescence imaging for exact tumor margin in superficial gastric neoplasia
○Joo Young Cho1, Jun-Hyung Cho1, Seong Ran Jeon1, Tae Hee Lee1, So-Young Jin2, Mi-Young Kim1(1.Digestive Disease Center, Soonchunhyang University Hospital, Seoul, Korea, 2.Department of pathology, Soonchunhyang University Hospital, Seoul, Korea)