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Topic Highlight
Follow-up of intestinal metaplasia in the stomach: When, how and why 
Angelo Zullo, Cesare Hassan, Adriana Romiti, Michela Giusto, Carmine Guerriero, Roberto Lorenzetti, Salvatore MA Campo, Silverio Tomao 
World J Gastrointest Oncol 4(3):30-36. Published online Mar 15, 2012. doi: 10.4251/wjgo.v4.i3.30
Patients with hematological malignancies and serological signs of prior resolved hepatitis B 
Massimo Marignani, Elia Gigante, Paola Begini, Alfredo Marzano, Michela di Fonzo, Ilaria Deli, Sara Gallina, Maria Christina Cox, Gianfranco Delle Fave 
World J Gastrointest Oncol 4(3):37-45. Published online Mar 15, 2012. doi: 10.4251/wjgo.v4.i3.37
HCV infection, B-cell non-Hodgkin’s lymphoma and immunochemotherapy: Evidence and open questions 
Maria Christina Cox, Maria Antonietta Aloe-Spiriti, Elena Cavalieri, Eleonora Alma, Elia Gigante, Paola Begini, Caterina Rebecchini, Gianfranco Delle Fave, Massimo Marignani 
World J Gastrointest Oncol 4(3):46-53. Published online Mar 15, 2012. doi: 10.4251/wjgo.v4.i3.46
Cancer stem cell hypothesis and gastric carcinogenesis: Experimental evidence and unsolved questions 
Alba Rocco, Debora Compare, Gerardo Nardone 
World J Gastrointest Oncol 4(3):54-59. Published online Mar 15, 2012. doi: 10.4251/wjgo.v4.i3.54
Tumors of ampulla of Vater: A case series and review of chemotherapy options 
Adriana Romiti, Viola Barucca, Angelo Zullo, Ida Sarcina, Roberta Di Rocco, Chiara D’Antonio, Marco Latorre, Paolo Marchetti 
World J Gastrointest Oncol 4(3):60-67. Published online Mar 15, 2012. doi: 10.4251/wjgo.v4.i3.60