Chen, Qiao
Yu, Nanze
Liu, Zhifei
Zhang, Wenchao
Long, Fei
Zeng, Ang
Zhu, Lin
Wang, Xiaojun
Funding for this research was provided by:
Peking Union Medical College Hospital (Peking Union Medical College Hospital Science Fund for Junior Faculty (pumch-2016-2.23))
Article History
Received: 2 June 2019
Accepted: 13 August 2019
First Online: 26 August 2019
Compliance with Ethical Standards
:
: This original work has not been submitted or published elsewhere. The authors have no conflict of interest to disclose.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study (No: S-K196) was approved by China Association for Ethical Studies.
: For this type of study, informed consent is not required.