1. Department of Cardiology, Liaocheng People’s Hospital Affiliated to Shandong University & Clinical School of Taishan Medical University, Liaocheng 252000, People’s Republic of China
2. Department of Cardiology, The Third People’s Hospital of Liaocheng, Liaocheng 252000, People’s Republic of China
3. Department of Cardiac Surgery, Liaocheng People’s Hospital Affiliated to Shandong University & Clinical School of Taishan Medical University, Liaocheng 252000, People’s Republic of China