TY - JOUR AU - Middleton, P F; Sutherland, L M; Maddern, G J TI - Transanal endoscopic microsurgery: a systematic review JO - Dis Colon Rectum VL - 48 PY - 2005 DO - 10.1007/s10350-004-0804-8 SP - 270 EP - 284 ER -