BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2021 | Number of total visits
Rank Countries/Territories Count Percent
1 United States 25 54.3%
2 China 5 10.9%
3 Japan 5 10.9%
4 Netherlands 5 10.9%
5 Canada 3 6.5%
6 Switzerland 2 4.3%
7 Germany 1 2.2%