1. The Key Laboratory of Cardiovascular Remodeling and Function Research, Chinese Ministry of Education and Chinese Ministry of Health, The State and Shandong Joint Key Laboratory of Translational Cardiovascular Medicine, Qilu Hospital of Shandong University, Jinan, Shandong 250012, P.R. China
2. Internal Medicine Cardiovascular Department, The Sixth People's Hospital of Jinan, Jinan, Shandong 250200, P.R. China