[1] Chang Gung Mem Hosp, Linkou Med Ctr, Cardiovasc Dept, Internal Med, Taoyuan, Taiwan
[2] Chang Gung Univ, Sch Med, Taoyuan, Taiwan
[3] Chang Gung Univ, Clin Informat & Med Stat Res Ctr, Coll Med, Taoyuan, Taiwan
[4] China Med Univ, Dept Publ Hlth, Taizhong, Taiwan
[5] Chang Gung Univ, Res Serv Ctr Hlth Informat, Taoyuan, Taiwan
[6] Chang Gung Univ, Grad Inst Clin Med, Taoyuan, Taiwan