Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,013 |
| 2 | United States | 205 |
| 3 | Japan | 142 |
| 4 | Italy | 140 |
| 5 | India | 89 |
| 6 | Taiwan | 66 |
| 7 | South Korea | 61 |
| 8 | Spain | 59 |
| 9 | Germany | 55 |
| 10 | Brazil | 55 |
| 11 | France | 51 |
| 12 | Netherlands | 45 |
| 13 | Belgium | 35 |
| 14 | Canada | 33 |
| 15 | Iran | 30 |
| 16 | United Kingdom | 22 |
| 17 | Australia | 22 |
| 18 | Hong Kong | 20 |
| 19 | Poland | 18 |
| 20 | Austria | 16 |
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.