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 32 48.5%
2 China 19 28.8%
3 Germany 5 7.6%
4 Netherlands 3 4.5%
5 Russia 3 4.5%
6 United Kingdom 2 3%
7 Korea, Republic of 2 3%