Effect of Extended Dual Antiplatelet Therapy on the Prognosis of Patients With ST Segment Elevation Myocardial Infarction Undergoing Percutaneous Coronary Intervention: A Retrospective Cohort Study. - Li YC; Wang JY; Lei MJ; Zhao ZG; Yang YL; Sun X; Li CR; Xue ZM (Health science reports, 2026)