Funding for this research was provided by:
National Natural Science Foundation of China (31702227, 31672548)
Collaborative Innovation Center for Modern Science and Technology and Industrial Development of Jiangxi Traditional Medicine (2018CB034)
the National Key Research and Development Program of China (2017YFD0500405, 2017YFD0501305)
Text and Data Mining valid from 2020-01-10
Received: 18 September 2019
Accepted: 4 January 2020
First Online: 10 January 2020
Ethics approval and consent to participate
: The present study was performed according to the “Ethical Review of Biomedical Research Involving Humans” published by the National Health Commission, China. In addition, this research involving human participants was approved by the Ethics Review Committee of Henan Agricultural University (Approval No. IRC-HENAU-20160224-05). Parents or guardians of children have been informed of the study purpose and procedures in writing, and those consenting their children’s participation have signed the forms of informed consent.
: Not applicable.
: The authors declare that they have no competing interests.