Wang, Jianyong http://orcid.org/0000-0001-6932-2647
Ying, Gui-shuang
Fu, Xiaojin
Zhang, Ronghua
Meng, Jia
Gu, Fang
Li, Juanjuan
Article History
Received: 16 October 2019
Accepted: 20 December 2019
First Online: 2 January 2020
Ethics approval and consent to participate
: The ethics approval was obtained from Ethics Committee of The First Affiliated Hospital of Zhejiang University. Written informed consent was obtained from legal parent/guardian for participants less than 18 years old, and from participants directly for those 18 years or older.
: Yes
: The authors declare that they have no competing interests.