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Open-Access Journal
Original Article
Kittima Pornsuksiri, Siripong Chewatanakornkul, Samornmas Kanngurn, Wanwisa Maneechay, Walawee Chaiyapan, Surasak Sangkhathat 
World J Gastrointest Oncol 4(11):216-222. Published online Nov 15, 2012. doi: 10.4251/wjgo.v4.i11.216
Brief Article
Monserrat Verdalet-Olmedo, Clara Luz Sampieri, Jaime Morales-Romero, Hilda Montero-L de Guevara, Álvaro Manuel Machorro-Castaño, Kenneth León-Córdoba 
World J Gastrointest Oncol 4(11):223-229. Published online Nov 15, 2012. doi: 10.4251/wjgo.v4.i11.223