1.
- European Helicobacter pylori study group, 10th international workshop on gastroduodenal pathology and Helicobacter pylori : 12-14 September, 1997, Lisbon, Portugal. 1997. Vol. 41, Suppl. No. 1 - London : British Medical Association, 1997 - 7, 141 s.(Gut; Suppl. No. 1) [1, currently available 0, at library only 1]
- Chapters, articles