MING-SHIAN TSAITZU-PING CHENJIN-TUNG LIANGSHIH-MING WANGHONG-SHIEE LAIPO-HUANG LEE2020-02-252020-02-2520061726-359Xhttp://www.airitilibrary.com/Publication/alDetailedMesh?DocID=1726359x-200606-201304300007-201304300007-45-50https://scholars.lib.ntu.edu.tw/handle/123456789/462651Patient Factors Affecting the Pain Perception of Sedation-free Flexible Sigmoidoscopyjournal article10.6312/SCRSTW.2006.17(2).09511