Ma, Yi
Fang, Kaiyun
Gang, Shaopeng
Peng, Jing
Jiang, Ling
He, Fujuan
Wang, Zhenghua
Sun, Li
Zhu, Yan
Funding for this research was provided by:
Guizhou Provincial Science and Technology Project ([2016]1089, [2019]2815)
Guizhou Provincial People’s Hospital Doctor Grant (GZSYBS[2015]05)
Article History
Received: 23 December 2019
Accepted: 5 March 2020
First Online: 22 March 2020
Compliance with ethical standards
:
: The authors have no conflicts of interest to declare.
: The protocol was initially approved by the Medical Research Ethics Review Committee of Guizhou Provincial People’s Hospital (reference number (2019)25) and subsequently by the institutional review boards at all other participating hospitals in accordance with the Declaration of Helsinki.