[1] Xi An Jiao Tong Univ, Affiliated Hosp 1, Dept Cardiovasc Med, Xian, Peoples R China
[2] Lankenau Med Ctr, Dept Cardiovasc Med, Wynnewood, PA USA
[3] Lankenau Inst Med Res, Wynnewood, PA USA
[4] Thomas Jefferson Univ, Jefferson Med Coll, Dept Cardiovasc Med, Philadelphia, PA USA