Corrigendum: MELD-XI Score Is Associated With Short-Term Adverse Events in Patients With Heart Failure With Preserved Ejection - Sunying Wang; Yuwei Wang; Manqing Luo; Kaiyang Lin; Xiaoxu Xie; Na Lin; Qingyong Yang; Tian Zou; Xinan Chen; Xianwei Xie; Yansong Guo (Frontiers in Cardiovascular Medicine, 2021)