Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 3,566 |
| 2 | United States | 1,167 |
| 3 | South Korea | 608 |
| 4 | Japan | 322 |
| 5 | India | 301 |
| 6 | Russia | 276 |
| 7 | United Kingdom | 207 |
| 8 | France | 205 |
| 9 | Canada | 188 |
| 10 | Germany | 182 |
| 11 | Taiwan | 167 |
| 12 | Iran | 161 |
| 13 | Italy | 148 |
| 14 | Hong Kong | 102 |
| 15 | Poland | 102 |
| 16 | Australia | 98 |
| 17 | Spain | 91 |
| 18 | Pakistan | 89 |
| 19 | Turkey | 82 |
| 20 | Brazil | 80 |
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.