By Seo Yeon Seok   Keum Bora   Park Sanghoon   Kim Du Rang   Kwon Yong Dae   Kim Yong Sik   Jeen Yoon Tae   Chun Hoon Jai   Um Soon Ho   Kim Chang Duck   Ryu Ho Sang   in Scandinavian Journal of Gastroenterology

ISSN:0036-5521|42|4|540-541

Informa Healthcare‎(2007)‎

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ISSN:2304-6767|4|4|41-41

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