,
Zeng, Zheng http://orcid.org/0000-0002-4997-4223
Liu, Hankui
Xu, Huifang
Lu, Haiying
Yu, Yanyan
Xu, Xiaoyuan
Yu, Min
Zhang, Tao
Tian, Xiulan
Xi, Hongli
Guan, Liping
Zhang, Jianguo
O’Brien, Stephen J.
Funding for this research was provided by:
National Natural Science Foundation of China (61972007, 30671855)
International Science and Technology Cooperation Programme (2014DFR31200)
Shenzhen Municipal of Government of China (JCYJ20170412153248372, JCYJ20180507183615145)
Article History
Received: 3 January 2021
Accepted: 17 February 2021
First Online: 18 March 2021
Ethics approval and consent to participate
: This study was carried out following the guidelines of the 1975 Declaration of Helsinki. Informed written consent was obtained from all participants and the study was performed with the approval of the Ethics Committee of Peking University First Hospital and local cooperation hospitals (Beijing Military General Hospital, Beijing Ditan Hospital, Beijing Institute of Tumor Prevention and Therapy, Shanxi Medical University, Qinhuangdao No. 3 Hospital, Inner Mongolia Medical College, Xuzhou No. 3 Hospital, Xinjian Medical University, the Second Affiliate Hospital of China Medical University, Peking University People’s Hospital, Peking Union Medical College).
: Not applicable.
: The authors declared that they have no conflict of interest.