Zhang, Yan-Kai
Yu, Zhi-Jun
Wang, Duo
Bronislava, Víchová
Branislav, Peťko
Liu, Jing-Ze
Funding for this research was provided by:
Scientific and Technological Cooperation Project of China and Slovakia (APVV-SK-CN-2015-0010)
Advanced Talents of Hebei Normal University (L2018B15)
Natural Science Foundation of Hebei province (C2018205211)
National Natural Science Foundation of China (31802008)
Project of the Slovak Scientific Grant Agency VEGA (2/0126/16)
Article History
Received: 6 May 2019
Accepted: 21 June 2019
First Online: 27 June 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.