TY - BOOK AU - Messmann,Helmut AU - Barnert,Jürgen TI - Atlas of colonoscopy: examination techniques and diagnosis SN - 3131405716 (GTV) PY - 2006/// CY - Stuttgart PB - Thieme KW - Colonoscopy KW - methods KW - Atlases KW - Intestinal Diseases KW - diagnosis KW - surgery ER -