| 1 (316) | National Research Council Canada * | CAN |  |
| 2 (383) | United States Department of Agriculture | USA | |
| 3 (401) | US Food and Drug Administration | USA | |
| 4 (508) | Center for Biologics Evaluation and Research | USA | |
| 5 (685) | Lawrence Berkeley National Laboratory * | USA | |
| 6 (734) | National Institute of Standards and Technology * | USA | |
| 7 (813) | U.S. Army * | USA | |
| 8 (851) | Center for Drug Evaluation & Research | USA | |
| 9 (856) | Sandia National Laboratories, New Mexico | USA | |
| 10 (1033) | Agriculture and Agri-Food Canada | CAN | |
| 11 (1069) | National Center for Toxicological Research | USA | |
| 12 (1107) | Lawrence Livermore National Laboratory * | USA | |
| 13 (1177) | U.S. Department of Energy * | USA | |
| 14 (1191) | Argonne National Laboratory * | USA | |
| 15 (1364) | Pacific Northwest National Laboratory * | USA | |
| 16 (1433) | Oak Ridge National Laboratory | USA | |
| 17 (1451) | Los Alamos National Laboratory * | USA | |
| 18 (1503) | National Oceanic and Atmospheric Administration | USA | |
| 19 (1572) | National Aeronautics and Space Administration * | USA | |
| 20 (1587) | Center for Devices and Radiological Health | USA | |
| 21 (1607) | US Environmental Protection Agency | USA | |
| 22 (1750) | Brookhaven National Laboratory * | USA | |
| 23 (1755) | Smithsonian Institution * | USA | |
| 24 (2049) | Oak Ridge Institute for Science and Education | USA | |
| 25 (2414) | United States Geological Survey | USA | |
| 26 (2452) | U.S. Air Force | USA | |
| 27 (2467) | HealthPartners Institute | USA | |
| 28 (2626) | Environment Canada | CAN | |
| 29 (2976) | United States Agency for International Development United States | USA | |
| 30 (3126) | Nemours Children's Health System | USA | |
| 31 (3201) | Center for Food Safety and Applied Nutrition | USA | |
| 32 (3490) | Douglas Mental Health University Institute | CAN | |
| 33 (5342) | Steadman Philippon Research Institute | USA | |
|
