Article ISI SCOPUS
WORLD JOURNAL OF GASTROENTEROLOGY  (2005)

Helicobacter pylori vacA s1a and s1b alleles from clinical isolates from different regions of Chile show a distinct geographic distribution

Diaz, MI; Valdivia A.; Martinez P.; Palacios J.L.; Harris P.; Novales, J.; Garrido E.; Valderrama, D.; Shilling, C.; Kirberg, A.; Hebel E.; Fierro J.; Bravo R.; Siegel, F.; Leon G.; et. al.