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Doh, Young Seok; Kim, You Sun; Bae, Song I; Im, Jong Pil; Cheon, Jae Hee; Ye, Byong Duk; Kim, Ji Won; Park, Young Sook; Lee, Ji Hyun; Kim, Young-Ho; Kim, Joo Sung; Han, Dong Soo; Kim, Won Ho
BMC Gastroenterology, 15(1):31