Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | Japan | 338 |
| 2 | United States | 162 |
| 3 | India | 103 |
| 4 | China | 49 |
| 5 | Egypt | 30 |
| 6 | Canada | 21 |
| 7 | South Korea | 19 |
| 8 | Bangladesh | 17 |
| 9 | United Kingdom | 17 |
| 10 | Nigeria | 16 |
| 11 | Germany | 15 |
| 12 | Russia | 15 |
| 13 | Iran | 14 |
| 14 | Brazil | 14 |
| 15 | Italy | 11 |
| 16 | Thailand | 10 |
| 17 | France | 10 |
| 18 | Taiwan | 9 |
| 19 | Australia | 9 |
| 20 | Mexico | 7 |
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.