A novel nomogram model for diagnosing isolated atrial functional mitral regurgitation in patients with significant functional mitral regurgitation - Wang, Peiwei; Yang, Li; Lin, Maohuan; Deng, Bingqing; Wei, Yulin; Liu, Yingmei; Zheng, Shaoxin; Lv, Hanlu; Wu, Maoxiong; Chen, Yangxin; Qiu, Qiong (Quantitative Imaging in Medicine and Surgery; Vol 15, No 6 (June 06, 2025): Quantitative Imaging in Medicine and Surgery, 2025)