Clinical follow-up 3 years after everolimus- and paclitaxel-eluting stents: A pooled analysis from the SPIRIT II (A Clinical Evaluation of the XIENCE v Everolimus Eluting Coronary Stent System in the Treatment of Patients with de Novo Native Coronary Artery Lesions) and SPIRIT III (A Clinical Evaluation of the Investigational Device XIENCE v Everolimus Eluting Coronary Stent System [EECSS]