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Open-Access Journal
Review
Current oncologic applications of radiofrequency ablation therapies 
Dhruvil R Shah, Sari Green, Angelina Elliot, John P McGahan, Vijay P Khatri 
World J Gastrointest Oncol 5(4):71-80. Published online Apr 15, 2013. doi: 10.4251/wjgo.v5.i4.71
Brief Article
Prognostic factors in resectable cholangiocarcinoma patients: Carcinoembryonic antigen, lymph node, surgical margin and chemotherapy 
Kosin Wirasorn, Thundon Ngamprasertchai, Jarin Chindaprasirt, Aumkhae Sookprasert, Narong Khantikaew, Ake Pakkhem, Piti Ungarereevittaya 
World J Gastrointest Oncol 5(4):81-87. Published online Apr 15, 2013. doi: 10.4251/wjgo.v5.i4.81