TY - JOUR AU - Zornig, C; Emmermann, A; von Waldenfels, H A; Mofid, H TI - Laparoscopic cholecystectomy without visible scar: combined transvaginal and transumbilical approach JO - Endoscopy IS - 10 VL - 39 PY - 2007 DO - 10.1055/s-2007-966911 SP - 913 EP - 915 ER -