Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
| Rank | Field: funding agency | Number of articles | Percentage of 19609 articles |
| 1 | Research to Prevent Blindness | 1201 | 6.12% |
| 2 | National Institutes of Health | 1068 | 5.45% |
| 3 | National Natural Science Foundation of China | 581 | 2.96% |
| 4 | National Eye Institute | 443 | 2.26% |
| 5 | Pfizer | 266 | 1.36% |
| 6 | Allergan | 232 | 1.18% |
| 7 | Alcon | 181 | 0.92% |
| 8 | Medical Research Council | 155 | 0.79% |
| 9 | NEI NIH HHS | 153 | 0.78% |
| 10 | National Institute for Health Research | 132 | 0.67% |
