Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | Italy | 274 |
| 2 | Japan | 180 |
| 3 | United States | 116 |
| 4 | Australia | 78 |
| 5 | France | 78 |
| 6 | Germany | 75 |
| 7 | China | 72 |
| 8 | Spain | 66 |
| 9 | Greece | 55 |
| 10 | Canada | 55 |
| 11 | United Kingdom | 54 |
| 12 | South Korea | 46 |
| 13 | Iran | 43 |
| 14 | Belgium | 38 |
| 15 | Sweden | 33 |
| 16 | Switzerland | 33 |
| 17 | Netherlands | 30 |
| 18 | Brazil | 29 |
| 19 | Ireland | 23 |
| 20 | Finland | 21 |
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.