Table 1.
Rank | Country or Region | Counts | Centrality | H-Index |
---|---|---|---|---|
1 | USA | 461 | 0.41 | 43 |
2 | China | 329 | 0.08 | 26 |
3 | UK | 190 | 0.39 | 26 |
4 | Italy | 189 | 0.23 | 29 |
5 | Germany | 166 | 0.04 | 25 |
6 | Canada | 144 | 0.10 | 28 |
7 | Spain | 116 | 0.07 | 24 |
8 | France | 111 | 0.08 | 20 |
9 | Republic of Korea | 93 | 0.01 | 15 |
10 | Japan | 92 | 0.03 | 16 |