Authors: Wehrmann, T Kokabpick, H Jacobi, V Seifert, H Lembcke, B Caspary, WF

Citation: T. Wehrmann et al., Long-term results of endoscopic injection of botulinum toxin in elderly achalasic patients with tortuous megaesophagus or epiphrenic diverticulum, ENDOSCOPY, 31(5), 1999, pp. 352-358