* Correspondence:
De-Guang Wang, Department of Nephrology, The Second Hospital of Anhui Medical University, Hefei, China. Email: wangdeguang@ahmu.edu.cn
Liang Yuan, Department of Nephrology, The Second Hospital of Anhui Medical University, Hefei, China. Email: kevin8yuan@163.com
Running title : Increased DSI burden in MHD patients during the COVID-19 lockdown.