Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 1,719 |
| 2 | Italy | 112 |
| 3 | China | 102 |
| 4 | Netherlands | 98 |
| 5 | Japan | 91 |
| 6 | Canada | 84 |
| 7 | Germany | 80 |
| 8 | United Kingdom | 70 |
| 9 | France | 68 |
| 10 | Sweden | 35 |
| 11 | Australia | 33 |
| 12 | Greece | 32 |
| 13 | South Korea | 20 |
| 14 | Austria | 19 |
| 15 | Spain | 17 |
| 16 | Finland | 17 |
| 17 | Singapore | 14 |
| 18 | Portugal | 14 |
| 19 | Brazil | 13 |
| 20 | Taiwan | 12 |
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.