Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 638 |
| 2 | United States | 511 |
| 3 | United Kingdom | 165 |
| 4 | Germany | 112 |
| 5 | Japan | 106 |
| 6 | France | 83 |
| 7 | Canada | 71 |
| 8 | Spain | 65 |
| 9 | Sweden | 60 |
| 10 | Australia | 54 |
| 11 | Netherlands | 51 |
| 12 | Italy | 46 |
| 13 | Denmark | 34 |
| 14 | Taiwan | 29 |
| 15 | South Korea | 27 |
| 16 | Switzerland | 27 |
| 17 | Austria | 24 |
| 18 | Belgium | 24 |
| 19 | Singapore | 23 |
| 20 | Hong Kong | 21 |
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.