Affiliation: | 1. Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian 116011, China;2. Department of Cardiology, Institute of Cardiovascular Disease, The First Affiliated Hospital of Dalian Medical University, Dalian 116011, China;1. Division of Cardiovascular Diseases, Mayo Clinic, Rochester, MN, USA;2. Department of Pediatrics, Mayo Clinic, Rochester, MN, USA |