Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,425 |
| 2 | Iran | 307 |
| 3 | India | 169 |
| 4 | United States | 148 |
| 5 | Australia | 116 |
| 6 | Spain | 108 |
| 7 | Brazil | 97 |
| 8 | United Kingdom | 88 |
| 9 | France | 73 |
| 10 | Taiwan | 70 |
| 11 | Italy | 62 |
| 12 | Canada | 54 |
| 13 | South Korea | 50 |
| 14 | Germany | 49 |
| 15 | Turkey | 43 |
| 16 | Mexico | 40 |
| 17 | Poland | 39 |
| 18 | Russia | 39 |
| 19 | Hong Kong | 28 |
| 20 | Egypt | 27 |
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.