Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,548 |
| 2 | United States | 93 |
| 3 | Canada | 57 |
| 4 | India | 37 |
| 5 | Australia | 32 |
| 6 | South Korea | 31 |
| 7 | France | 29 |
| 8 | Japan | 25 |
| 9 | Italy | 17 |
| 10 | Brazil | 16 |
| 11 | Thailand | 16 |
| 12 | Taiwan | 14 |
| 13 | Germany | 12 |
| 14 | Portugal | 12 |
| 15 | Poland | 12 |
| 16 | Malaysia | 12 |
| 17 | Spain | 11 |
| 18 | Hong Kong | 8 |
| 19 | Iran | 8 |
| 20 | Finland | 8 |
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.