Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 501 |
| 2 | Germany | 312 |
| 3 | United States | 234 |
| 4 | Japan | 199 |
| 5 | Italy | 170 |
| 6 | Netherlands | 119 |
| 7 | South Korea | 117 |
| 8 | France | 110 |
| 9 | United Kingdom | 77 |
| 10 | Switzerland | 76 |
| 11 | Austria | 50 |
| 12 | Turkey | 44 |
| 13 | Spain | 38 |
| 14 | Canada | 27 |
| 15 | Belgium | 25 |
| 16 | India | 23 |
| 17 | Australia | 20 |
| 18 | Greece | 19 |
| 19 | Taiwan | 19 |
| 20 | Denmark | 15 |
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.