Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 465 |
| 2 | United States | 160 |
| 3 | France | 129 |
| 4 | Australia | 129 |
| 5 | Italy | 103 |
| 6 | Spain | 87 |
| 7 | United Kingdom | 84 |
| 8 | Germany | 60 |
| 9 | India | 54 |
| 10 | South Korea | 53 |
| 11 | Japan | 52 |
| 12 | Taiwan | 28 |
| 13 | Canada | 28 |
| 14 | Poland | 25 |
| 15 | Greece | 21 |
| 16 | Portugal | 17 |
| 17 | New Zealand | 16 |
| 18 | Brazil | 15 |
| 19 | Belgium | 14 |
| 20 | Singapore | 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.