1. Heart Center Beijing Children's Hospital Capital Medical University National Center for Children's Health Beijing China
2. Department of Infectious Disease Beijing Children's Hospital Capital Medical University National Center for Children's Health Beijing China
3. Center for Clinical Epidemiology and Evidence‐based Medicine Beijing Children's Hospital Capital Medical University National Center for Children's Health Beijing China
4. Department of Echocardiography Beijing Children's Hospital Capital Medical University National Center for Children's Health Beijing China
5. Department of Paediatrics and Adolescent Medicine School of Clinical Medicine The University of Hong Kong Hong Kong China