Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 59 |
| 2 | China | 57 |
| 3 | Germany | 43 |
| 4 | Spain | 37 |
| 5 | Switzerland | 23 |
| 6 | Brazil | 18 |
| 7 | Russia | 17 |
| 8 | United Kingdom | 16 |
| 9 | Czech Republic | 13 |
| 10 | Canada | 12 |
| 11 | Argentina | 10 |
| 12 | Belgium | 7 |
| 13 | Portugal | 7 |
| 14 | Romania | 7 |
| 15 | Poland | 7 |
| 16 | Japan | 6 |
| 17 | New Zealand | 6 |
| 18 | Sweden | 6 |
| 19 | India | 6 |
| 20 | Netherlands | 6 |
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.