1. Grund KE, Storek D, Farin G. Endoscopic argon plasma coagulation (APC). First clinical experiences in flexible endoscopy. Endosc Surg. 1994;2:42–46.
2. Farin G, Grund KE. Technology of argon plasma coagulation with particular regard to endoscopic applications. Endosc Surg. 1994;2:71–77.
3. Sessler MJ, Becker HD, Flesch I, Grund KE. Therapeutic effect of argon plasma coagulation on small malignant gastrointestinal tumors. J Cancer Res Clin Oncol. 1995;121:235–238.
4. Tan ACITL, Schellekens PPA, Wahab PJ, Mulder CJJ. Pneumatosis intestinalis, retroperitonealis and thoracalis after argon plasma coagulation. Endoscopy. 1995;27:698–699.
5. Mulder CJJ, den Hartog G, Robyn RJ, Thies JE. Flexible endoscopic treatment of Zenker’s diverticulum: a new approach. Endoscopy. 1995;27:438–442.