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 16 38.1%
2 Germany 9 21.4%
3 China 8 19%
4 France 5 11.9%
5 Hong Kong 2 4.8%
6 Canada 1 2.4%
7 Finland 1 2.4%