Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 7,268 |
| 2 | South Korea | 596 |
| 3 | United States | 395 |
| 4 | India | 377 |
| 5 | Spain | 218 |
| 6 | Australia | 196 |
| 7 | Taiwan | 172 |
| 8 | Iran | 159 |
| 9 | Canada | 156 |
| 10 | France | 147 |
| 11 | Brazil | 133 |
| 12 | Hong Kong | 124 |
| 13 | Italy | 121 |
| 14 | United Kingdom | 117 |
| 15 | Germany | 114 |
| 16 | Japan | 107 |
| 17 | Poland | 97 |
| 18 | Portugal | 93 |
| 19 | Singapore | 68 |
| 20 | Malaysia | 58 |
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.