Yang, Bo
Liu, Xiaoliang
Hu, Ke http://orcid.org/0000-0003-1079-5137
Qiu, Jie
Zhang, Fuquan
Hou, Xiaorong
Yan, Junfang
Meng, Qingyu
Wang, Weiping
Yu, Lang
Wang, Yijun
Funding for this research was provided by:
Ministry of Science and Technology of the People's Republic of China (2016YFC0105207)
Article History
Received: 12 June 2019
Accepted: 16 October 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: The Institutional Review Board (IRB) of Peking Union Medical College Hospital (PUMCH) reviewed the protocol. This is a retrospective study. The protocol is rational and scientific. The study accords with principle of ethics. The IRB thus approve the protocol. This is a retrospective study and written human subject consent was unnecessary.
: Not applicable.
: The authors declare that they have no competing interests.