Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 675 |
| 2 | Australia | 141 |
| 3 | United States | 105 |
| 4 | Iran | 60 |
| 5 | United Kingdom | 55 |
| 6 | Hong Kong | 48 |
| 7 | France | 46 |
| 8 | Canada | 42 |
| 9 | Germany | 32 |
| 10 | Spain | 25 |
| 11 | India | 24 |
| 12 | Thailand | 24 |
| 13 | Japan | 21 |
| 14 | Singapore | 21 |
| 15 | South Korea | 20 |
| 16 | Italy | 18 |
| 17 | Brazil | 18 |
| 18 | Taiwan | 16 |
| 19 | Netherlands | 14 |
| 20 | Portugal | 13 |
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.