Ma, Yan
Deng, Guangda
Ma, Jing
Liu, Jinghua
Li, Songfeng
Lu, Hai
Funding for this research was provided by:
Beijing Municipal Science & Technology Commission (Z141107002514029)
Beijing Tongren Hospital, Capital Medical University (TRZDYXZY201703)
Article History
Received: 13 June 2017
Accepted: 16 October 2018
First Online: 30 October 2018
Ethics approval and consent to participate
: This study was approved by Clinical Research Ethics Committee of Beijing Tongren Hospital. All participants were according to the Declaration of Helsinki document on human research ethics, and underwent both verbal and written informed consents for participation by their guardians.
: Written informed consents were obtained from the infants’ guardians for publication of this study and any accompanying images.
: The authors declare that they have no competing interests.
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