Red blood cell distribution width and long-term outcome in patients undergoing percutaneous coronary intervention in the drug-eluting stenting era: a two-year cohort study. oleh Hai-Mu Yao, Tong-Wen Sun, Xiao-Juan Zhang, De-Liang Shen, You-You Du, You-Dong Wan, Jin-Ying Zhang, Ling Li, Luo-Sha Zhao