Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 325 |
| 2 | Germany | 204 |
| 3 | China | 187 |
| 4 | United Kingdom | 125 |
| 5 | France | 96 |
| 6 | Spain | 68 |
| 7 | Japan | 67 |
| 8 | Russia | 58 |
| 9 | Italy | 56 |
| 10 | South Korea | 46 |
| 11 | Poland | 41 |
| 12 | Switzerland | 40 |
| 13 | Austria | 39 |
| 14 | Sweden | 34 |
| 15 | Canada | 32 |
| 16 | Brazil | 29 |
| 17 | Belgium | 28 |
| 18 | India | 26 |
| 19 | Australia | 24 |
| 20 | Czech Republic | 18 |
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.