Chen, Guangyong
Ma, Long
Xu, Meiling
Wang, Xuemei
Wang, Chong
Zhao, Conghai
Zhang, Jinnan
Article History
Received: 16 November 2017
Accepted: 3 April 2018
First Online: 13 April 2018
Ethics approval and consent to participate
: This study was approved by the China-Japan Union Hospital of Jilin University. Informed consent was obtained from all individual participants included in the study.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no competing interests.
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