Comprehensive cardiac magnetic resonance imaging in patients with idiopathic premature ventricular contractions: role of feature-tracking strain and T1/T2 mapping in detecting subclinical myocardial dysfunction - Yang, Jia; Zhang, Yi; Yu, Qinqin; Hu, Xinxing; Luo, Qian; Zhang, Lei (Quantitative Imaging in Medicine and Surgery, 2026)