| envirohealthaction.org | EnviroHealthAction |
| ehib.org | California Environmental Health Investigations Branch |
| umn.edu | Center for Infectious Disease Research And Policy (CIDRAP) |
| canadian-health-network.ca | CHN Health Centre: Environmental Health |
| afhh.org | Alliance for Healthy Homes |
| health.gov | Environmental Health Policy Committee |
| washington.edu | Center for Ecogenetics and Environmental Health |
| demon.co.uk | British Society for Allergy Environmental Nutritional Medicine |
| ehfc.ca | Environmental Health Foundation of Canada |
| wa.gov | Washington State Department of Health Environmental Health Programs |
United States , Arizona , Scottsdale