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Open-Access Journal
Editorial
Vincenzo Cardinale, Guido Carpino, Lola Reid, Eugenio Gaudio, Domenico Alvaro 
World J Gastrointest Oncol 4(5):94-102. Published online May 15, 2012. doi: 10.4251/wjgo.v4.i5.94
Brief Article
Taher Abu Hejleh, Barry R DeYoung, Eric Engelman, Jeremy M Deutsch, Bridget Zimmerman, Thorvardur R Halfdanarson, Daniel J Berg, Kalpaj R Parekh, William R Lynch, Mark D Iannettoni, Sudershan Bhatia, Gerald Clamon 
World J Gastrointest Oncol 4(5):103-108. Published online May 15, 2012. doi: 10.4251/wjgo.v4.i5.103
Kwang Yeol Paik, Seong Ho Choi, Jin Seok Heo, Dong Wook Choi 
World J Gastrointest Oncol 4(5):109-114. Published online May 15, 2012. doi: 10.4251/wjgo.v4.i5.109
Case Report
Yosuke Aihara, Hitoshi Yoshiji, Masaharu Yamazaki, Yasuhide Ikenaka, Ryuichi Noguchi, Chie Morioka, Kosuke Kaji, Haruki Tastumi, Keisuke Nakanishi, Maiko Nakamura, Junichi Yamao, Masahisa Toyohara, Akira Mitoro, Masayoshi Sawai, Motoyuki Yoshida, Masao Fujimoto, Masahito Uemura, Hiroshi Fukui 
World J Gastrointest Oncol 4(5):115-118. Published online May 15, 2012. doi: 10.4251/wjgo.v4.i5.115
Yoko Murayama, Masayuki Yamamoto, Ryuichiro Iwasaki, Tamana Miyazaki, Yukiko Saji, Yoshinori Doi, Haruki Fukuda, Seiichi Hirota, Masahiro Hiratsuka 
World J Gastrointest Oncol 4(5):119-124. Published online May 15, 2012. doi: 10.4251/wjgo.v4.i5.119