[O29] 胆膵　EUS診断

[O29-02] Comparative study of 22-gauge aspiration and 25-gauge biopsy needles for EUS-guided sampling of pancreatic mass lesions

^○Young Soo Moon¹, Jae Chul Hwang², Byung Moo Yoo², Jin Hong Kim² (1.Dept. of Gastroenterology, Inje University College of Medicine, Korea, 2.Department of Gastroenterology, Ajou University School of Medicine, Korea)