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Choi, Kang Hyun, Woo Chul Chung, Kang-Moon Lee, Chang Nyol Paik, Eun Jung Kim, Bong Koo Kang, Ju Hyun Oak, and Sung Hoon Jung. Efficacy of Levofloxacin and Rifaximin Based Quadruple Therapy in Helicobacter Pylori Associated Gastroduodenal Disease: A Double-Blind, Randomized Controlled Trial. The Korean Academy of Medical Sciences, 2011.

Choi, Kang Hyun, et al. Efficacy of Levofloxacin and Rifaximin Based Quadruple Therapy in Helicobacter Pylori Associated Gastroduodenal Disease: A Double-Blind, Randomized Controlled Trial. The Korean Academy of Medical Sciences, 2011.