- Correspondence to Dr Hui Xiong, Department of Pediatrics, Peking University First Hospital, Beijing 100034, China; ; Dr Hong Zhang, Institute of Cardiovascular Sciences and Key Laboratory of Molecular Cardiovascular Sciences, Peking University Health Science Center, Beijing, China;
- Received November 1, 2019
- Revised April 11, 2020
- Accepted May 2, 2020
- First published June 22, 2020.
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