Oxidative DNA damage and the efficiency of DNA repair in patients infected by Helicobacter pylori - Ribeiro, M. L.; Ladeira, M. S. P.; Bartchwsky, W.; Rodrigues, Maria Aparecida Marchesan [UNESP]; Domingues, M.; Pinto, C. L. S.; Prado, R. P.; Pinhal, D.; Pedrazzoli, J.; Salvadori, Daisy Maria Favero [UNESP] (Blackwell Publishing, 2006)