1.
- 13th highlights of gastroenterology in the Netherlands / Edited by C. B. H. W. Lamers. 1999. Vol. 34, Suppl. 230 - Oslo : Scandinavian University Press, 1999 - 115 s.(Scandinavian Journal of Gastroenterology; Suppl. 230) [1, currently available 0, at library only 1]
- Chapters, articles