In vivo Nitrosoproline formation and other risk factors in Costa Rican Children from high-and low-risk areas for gastric cancer

by Sierra Ramos, Rafaela, Chinnock Mc'Neil, Anne Eliza, Ohshima, Hiroshi, Pignatelli, Brigitte, Malaveille, Christian, Gamboa, C., Teuchmann, Sibylle, Muñoz Calero, Nubia, Bartsch, Helmut
Published 2015

Antibodies to Helicobacter pylori and pepsinogen levels in children from Costa Rica: comparison of two areas with different risks for stomach cáncer

by Sierra Ramos, Rafaela, Muñoz Calero, Nubia, Peña, Salvador, Biemond, I., van Duijn, W., Lamers, C. B. H. W., Teuchmann, Sibylle, Hernández, S., Correa, P.
Published 2015

Exposure to N-nitrosamines and other risk factors for gastric cancer in Costa Rican children

by Sierra Ramos, Rafaela, Ohshima, Hiroshi, Muñoz Calero, Nubia, Teuchmann, Sibylle, Peña, Salvador, Malaveille, Christian, Pignatelli, Brigitte, Chinnock Mc'Neil, Anne Eliza, El Ghissassi, F., Chen, C., Hautefeuille, A., Gamboa Cerda, Cecilia, Bartsch, Helmut
Published 2016