References
- Creutzfeldt W, Arnold R, Creutzfeldt C, Track N S. Gut 1976; 17: 745–754
- Keuppens F, Willems G, Vansteenkiste Y, Wous-sen-Cole M C. Surgery, Gynecology & Obstetrics 1978; 146: 400–406
- Larsson L I, Håkanson R, Sjöberg N O, Sundler F. Gastroenterology 1975; 68: 1151–1159
- Stave R, Brandtzaeg P. Scand J Gastroent 1978; 13: 199–203
- Giacosa A, Crivelli O, Cheli R. Scand J Gastroent 1979; 14–17, suppl 54
- Giacosa A, Turello V, Icardi A. Gastroenterol Clin Biol 1978; 2: 133–138
- Cheli R. La biopsie gastrique par sonde. Masson, Paris 1966
- Cheli R, Aste H. Duodenitis. Thieme, Stuttgart 1976
- Bussolati G, Pearse A GE. Histochemie 1970; 21: 1–4
- Crivelli O, Pera A, Ferrari A, Rizzetto M, Lom-Bardo L, Babando G, Verme G. Scand J Gastroent 1977; 12: 721–726