1. Solitary rectal ulcer syndrome;Rutter, K.R.P.,1975
2. Solitary rectal ulcer syndrome - clinical, endoscopic, and histological spectrum;Niv, Y.; Bat, L.;Am J Gastroenterol,1986
3. Rare forms of colitis;Hochter, W.; Kuhner, W.; Ottenjann, R.;Hepato-gastroenterol,1983
4. Ergotamineinduced colitis;Wormann, B.; Hochter, W.; Ottenjann, R.;Endoscopy
5. Anorectal ergotism: another cause of solitary rectal ulcers;Eckardt, V.F.; Kanzler, G.; Remmele, W.;Gastroenterology