Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 1,493 |
| 2 | Japan | 145 |
| 3 | China | 117 |
| 4 | France | 78 |
| 5 | Italy | 73 |
| 6 | Netherlands | 61 |
| 7 | Canada | 51 |
| 8 | South Korea | 45 |
| 9 | United Kingdom | 45 |
| 10 | Germany | 40 |
| 11 | Spain | 36 |
| 12 | Australia | 25 |
| 13 | Taiwan | 19 |
| 14 | Switzerland | 16 |
| 15 | Singapore | 16 |
| 16 | Sweden | 14 |
| 17 | India | 12 |
| 18 | Brazil | 11 |
| 19 | Denmark | 10 |
| 20 | Egypt | 9 |
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.