Equivalence Trial of the Non-Bismuth 10-Day Concomitant and 14-Day Hybrid Therapies for <i>Helicobacter pylori</i> Eradication in High Clarithromycin Resistance Areas oleh Sotirios D. Georgopoulos, Elias Xirouchakis, Christos Liatsos, Pericles Apostolopoulos, Panagiotis Kasapidis, Beatriz Martinez-Gonzalez, Fotini Laoudi, Maria Stoupaki, Georgios Axiaris, Dionysios Sgouras, Andreas Mentis, Spyridon Michopoulos