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Open-Access Journal
Editorial
Cristina Frías, Alberto Morán, Carmen de Juan, Paloma Ortega, Tamara Fernández-Marcelo, Andrés Sánchez-Pernaute, Antonio José Torres, Eduardo Díaz-Rubio, Manuel Benito, Pilar Iniesta 
World J Gastrointest Oncol 1(1):3-11. Published online Oct 15, 2009. doi: 10.4251/wjgo.v1.i1.3
Observation
Guidelines For Basic Research
Guidelines For Clinical Practice
Review
Original Article
Brief Article
Farha A El-Chennawi, Fatma A Auf, Shereen S Metwally, Youssef M Mosaad, Atallah A Shaaban, Mahmoud Abdo El-Baz, Ziyad E Tawhid, Zakaria F Lotfy 
World J Gastrointest Oncol 1(1):62-68. Published online Oct 15, 2009. doi: 10.4251/wjgo.v1.i1.62
Masayuki Onodera, Takashi Nishigami, Ikuko Torii, Ayuko Sato, Li-Hua Tao, Tatsuki R Kataoka, Reigetsu Yoshikawa, Tohru Tsujimura 
World J Gastrointest Oncol 1(1):69-73. Published online Oct 15, 2009. doi: 10.4251/wjgo.v1.i1.69
Case Report
Appendix