Liang, Xiaolong
Sun, Jian
Wu, Huanwen
Luo, Yufeng
Wang, Lili
Lu, Junliang
Zhang, Zhiwen
Guo, Junchao
Liang, Zhiyong
Liu, Tonghua
Funding for this research was provided by:
Chinese Academy of Medical Science Innovation Fund for Medical Science (2016-I2M-1-002)
Article History
Received: 6 August 2017
Accepted: 12 December 2017
First Online: 17 January 2018
Ethics approval and consent to participate
: The present study was approved by the Institutional Review Board of Peking Union Medical College Hospital (No. S-K118). Subjects gave consent at the time of clinical intervention for future use of data/material for research purposes. Obtaining additional informed consent was not required for this retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.