Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 259 |
| 2 | United States | 48 |
| 3 | Germany | 47 |
| 4 | France | 31 |
| 5 | South Korea | 27 |
| 6 | Australia | 24 |
| 7 | Russia | 24 |
| 8 | Sweden | 19 |
| 9 | India | 18 |
| 10 | Japan | 17 |
| 11 | Brazil | 14 |
| 12 | Canada | 13 |
| 13 | Czech Republic | 12 |
| 14 | Finland | 10 |
| 15 | Poland | 10 |
| 16 | Taiwan | 8 |
| 17 | South Africa | 5 |
| 18 | Norway | 5 |
| 19 | Morocco | 4 |
| 20 | Austria | 4 |
Our authors submit research articles from all over the world. Authors collaborate frequently with peers at different institutions and in different countries/regions. This graph indicates the number of primary corresponding authors at the country/region level in the last five years.