Funding for this research was provided by:
National Natural Science Foundation of China (31801040, 81601650)
Nanqiang Outstanding Young Talents Program of Xiamen University (X2123302)
Text and Data Mining valid from 2019-06-13
Received: 25 December 2018
Accepted: 30 May 2019
First Online: 13 June 2019
Compliance with ethical standards
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
: We followed the recommendations of the “Medical Ethics Committee of Guizhou Medical University, China” in this study. All DNA samples are collected from unrelated donors with written informed consent. The protocol has been approved by the “Medical Ethics Committee of Guizhou Medical University” and in accordance with the Declaration of Helsinki.