Yang, Biao
Zheng, Bo
Yang, MaoNan
Zeng, Zhu
Yang, FangYun
Pu, Ji
Li, ChunLin
Liao, ZhengYin http://orcid.org/0000-0002-7010-7546
Funding for this research was provided by:
Science & Technology Department of Sichuan Province of China (2017SZ0014)
Article History
Received: 23 April 2018
Accepted: 18 July 2018
First Online: 2 August 2018
Compliance with ethical standards
:
: Biao Yang, Bo Zheng, MaoNan Yang, Zhu Zeng, FangYun Yang, Ji Pu, ChunLin Li, ZhengYin Liao declare that there are no competing interests.
: This cohort study was approved by the Local Ethics Committee of West China Hospital, Sichuan University.