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 44.4%
2 Germany 4 14.8%
3 China 3 11.1%
4 Taiwan 3 11.1%
5 France 2 7.4%
6 Korea, Republic of 1 3.7%
7 Spain 1 3.7%
8 Canada 1 3.7%