1. Cytological brushing urea broth test: a highly sensitive and specific test for Helicobacter pylori infection;Ching;Gastrointest Endosc,1991
2. Diagnostic possibilities for Campylobacter pylori infection;Alpert;Eur J Gastroenterol Hepatol,1989
3. The who’s and when’s of therapy for Helicobacter pylori;Graham;Am J Gastroenterol,1990
4. Can one use the results of serologic testing to monitor the results of therapy of Helicobacter pylori?;Evans;Gastroenterology,1991
5. Cytodiagnosis of Campylobacter pylori in Papanicolaou-stained imprints of gastric biopsy specimens;Pinto;Acta Cytol,1991