TY - JOUR AU - Hui, A J TI - Risk of colonoscopic polypectomy bleeding with anticoagulants and antiplatelet agents: analysis of 1657 cases JO - Gastrointest Endosc IS - 01 VL - 59 PY - 2004 DO - 10.1016/S0016-5107(03)02307-1 L3 - PubMed-ID: 14722546 SP - 44 EP - 48 N1 - et al. ER -