Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | Japan | 241 |
| 2 | United States | 130 |
| 3 | India | 76 |
| 4 | China | 26 |
| 5 | Egypt | 16 |
| 6 | Canada | 15 |
| 7 | Russia | 13 |
| 8 | South Korea | 12 |
| 9 | Germany | 11 |
| 10 | France | 10 |
| 11 | United Kingdom | 9 |
| 12 | Italy | 9 |
| 13 | Brazil | 9 |
| 14 | Iran | 8 |
| 15 | Nigeria | 8 |
| 16 | Bangladesh | 7 |
| 17 | Australia | 7 |
| 18 | Spain | 5 |
| 19 | Taiwan | 5 |
| 20 | Singapore | 5 |
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.