1.
- Danish gastroenterology 1971-1996 / edit. P. Matzen, S. Boesby. 1996. Vol. 31, Suppl. 216 - Oslo : Scandinavian University Press, 1996 - 233 s.(Scandinavian Journal of Gastroenterology; Suppl. 216) [1, currently available 0, at library only 1]
- Chapters, articles