TY - JOUR AU - Laukoetter, M G; Mennigen, R; Neumann, P A TI - Successful closure of defects in the upper gastrointestinal tract by endoscopic vacuum therapy (EVT): a prospective cohort study JO - Surg Endosc IS - 06 VL - 31 PY - 2017 DO - 10.1007/s00464-016-5265-3 L3 - PubMed-ID: 27709328 SP - 2687 EP - 2696 ER -