Article Information
vol. 69 no. 6 1245-1252
PubMed
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History
- Accepted March 5, 2021
- Published online July 26, 2021.
Article Versions
- Previous version (May 14, 2021 - 06:53).
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Copyright & Usage
© American Federation for Medical Research 2021. No commercial re-use. See rights and permissions. Published by BMJ.
Author Information
- 1 College of Economics and Management, Xi'an Technological University, Xi'an, Shannxi, China
- 2 School of Commerce, Waseda University, Shinjuku-ku, Tokyo, Japan
- Correspondence to Mr Qi Wang, College of Economics and Management, Xi'an Technological University, Xi'an 710032, China; m1905210435{at}163.com