Scimago Journal & Country Rank
menu| Country | Documents | Citable documents | Citations |  Self-Citations |
Citations per Document | H index | ||
|---|---|---|---|---|---|---|---|---|
| 1 |  | United States | 254 | 181 | 703 | 233 | 2.77 | 26 |
| 2 |  | South Africa | 14 | 13 | 178 | 64 | 12.71 | 20 |
| 3 |  | Ghana | 1 | 0 | 7 | 4 | 7.00 | 2 |
| 4 |  | Australia | 1 | 1 | 16 | 3 | 16.00 | 4 |
| 5 |  | Italy | 1 | 1 | 1 | 1 | 1.00 | 1 |
| 6 |  | United Kingdom | 2 | 1 | 18 | 0 | 9.00 | 6 |
| 7 |  | Guatemala | 1 | 1 | 0 | 0 | 0.00 | 0 |
| 8 |  | Pakistan | 3 | 3 | 0 | 0 | 0.00 | 0 |
| 9 |  | Taiwan | 3 | 2 | 42 | 0 | 14.00 | 4 |
| 10 |  | Canada | 1 | 0 | 0 | 0 | 0.00 | 5 |
| 11 |  | Germany | 1 | 1 | 2 | 0 | 2.00 | 3 |
| 12 |  | Aruba | 1 | 1 | 0 | 0 | 0.00 | 0 |
| 13 |  | France | 1 | 1 | 0 | 0 | 0.00 | 1 |
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