Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 1,058 |
| 2 | Japan | 89 |
| 3 | China | 62 |
| 4 | Italy | 59 |
| 5 | Canada | 54 |
| 6 | France | 53 |
| 7 | Netherlands | 52 |
| 8 | United Kingdom | 49 |
| 9 | Germany | 40 |
| 10 | South Korea | 36 |
| 11 | Spain | 35 |
| 12 | Australia | 29 |
| 13 | Taiwan | 28 |
| 14 | Sweden | 28 |
| 15 | India | 23 |
| 16 | Portugal | 16 |
| 17 | Israel | 15 |
| 18 | Belgium | 15 |
| 19 | Switzerland | 11 |
| 20 | Denmark | 11 |
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.