Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 623 |
| 2 | Spain | 216 |
| 3 | France | 181 |
| 4 | India | 124 |
| 5 | Germany | 110 |
| 6 | United States | 109 |
| 7 | Italy | 102 |
| 8 | Turkey | 90 |
| 9 | Iran | 89 |
| 10 | United Kingdom | 85 |
| 11 | Poland | 84 |
| 12 | Brazil | 68 |
| 13 | South Korea | 62 |
| 14 | Japan | 61 |
| 15 | Russia | 56 |
| 16 | Canada | 48 |
| 17 | Netherlands | 43 |
| 18 | Australia | 39 |
| 19 | Belgium | 36 |
| 20 | Argentina | 35 |
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.