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Open-Access Journal
Editorial
Single-nucleotide polymorphisms of matrix metalloproteinases and their inhibitors in gastrointestinal cancer 
Alexandra MJ Langers, Hein W Verspaget, Daniel W Hommes, Cornelis FM Sier 
World J Gastrointest Oncol 3(6):79-98. Published online Jun 15, 2011. doi: 10.4251/wjgo.v3.i6.79
Case Report
Recurrent renal cell cancer presenting as gastrointestinal bleed 
Sujith V Cherian, Subhraleena Das, Amarinder Singh Garcha, Srivalli Gopaluni, Jonathan Wright, Stephen K Landas 
World J Gastrointest Oncol 3(6):99-102. Published online Jun 15, 2011. doi: 10.4251/wjgo.v3.i6.99
Adult intussusception secondary to an ileum hamartoma 
Carlos M Nuño-Guzmán, José Arróniz-Jáuregui, Ismael Espejo, Josué Solís-Ugalde, José Ignacio Gómez-Ontiveros, Arturo Vargas-Gerónimo, Jesús Valle-González 
World J Gastrointest Oncol 3(6):103-106. Published online Jun 15, 2011. doi: 10.4251/wjgo.v3.i6.103