Liu, Dan
Li, Bo
Feng, Gang
Mao, Xinguo
Li, Ang
Chang, Xiaoping
Jing, Ruilian
Funding for this research was provided by:
the National Key R&D Program of China (2016YFD0100605, 2017YFD0300202)
Article History
Received: 30 April 2019
Accepted: 4 September 2019
First Online: 11 September 2019
Compliance with ethical standards
:
: The authors declare that they have no competing interests. The funding bodies had no role in study design, data collection, analyses and interpretation, decision to publish or preparation of manuscript.