BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2020 | Number of total visits
Rank Countries/Territories Count Percent
1 United States 12 35.3%
2 China 9 26.5%
3 Germany 6 17.6%
4 France 5 14.7%
5 Hong Kong 1 2.9%
6 Korea, Republic of 1 2.9%