Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 431 |
| 2 | China | 48 |
| 3 | Canada | 21 |
| 4 | Argentina | 13 |
| 5 | Iran | 9 |
| 6 | Australia | 9 |
| 7 | Spain | 7 |
| 8 | Chile | 6 |
| 9 | Mexico | 6 |
| 10 | Germany | 5 |
| 11 | South Africa | 4 |
| 12 | Sweden | 4 |
| 13 | Switzerland | 3 |
| 14 | Brazil | 3 |
| 15 | Kenya | 3 |
| 16 | United Kingdom | 2 |
| 17 | Hungary | 2 |
| 18 | Portugal | 2 |
| 19 | Lebanon | 2 |
| 20 | Norway | 1 |
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.