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 23 62.2%
2 Taiwan 4 10.8%
3 China 4 10.8%
4 Netherlands 3 8.1%
5 Poland 1 2.7%
6 France 1 2.7%
7 Germany 1 2.7%