1. Sensitive efficient detection of DNA diversity across clinical isolates of Helicobacter pylori by arbitrary primer PCR;Akopyanz;Ir J Med Sci,1992
2. Prevalence of Helicobacter (formerly Campylobacter) pylori infection in Saudi Arabia and comparison of those with and without upper gastrointestinal symptoms;Al-Moagel;Am J Gastroenterol,1990
3. Relationship of Helicobacter pylori to serum pepsinogens in an asymptomatic Japanese population;Asaka;Gastroenterology,1992
4. Have Helicobacter pylori infections become less frequent in the last twenty years?;Banatvala;Ir J Med Sci,1992
5. Epidemiology of Helicobacter pylori infection;Basso;Rev Esp Enferm Dig,1990