1. Prospective double-blind trial of duodenal ulcer relapse after eradication of Campylobacter pylori;Marshall;Lancet,1988
2. Cure of duodenal ulcer associated with eradication of Helicobacter pylori;Rauws;Lancet,1990
3. Meta-analysis of the efficacy of antibiotic therapy in eradicating Helicobacter pylori;Chiba;Am J Gastroenterol,1992
4. Helicobacter pylori eradication with bismuth sub-nitrate, oxytetracycline and metronidazole in patients with peptic ulcer disease;Wilhelmsen;Hepato-Gastroenterology,1994
5. Ten days triple therapy for Helicobacter pylori infection and peptic ulcer. Status at four weeks and one year post treatment;Berstad;T Norske Laegeforen,1994