- American Health Care Associationwww.ahcancal.org/
- American Heart Associationwww.americanheart.org/
- American Red Crosswww.redcross.org/
- Everyday Health – Online Health Informationwww.everydayhealth.com/
- MedicineNet – Health and Medical Information Produced by Doctorswww.medicinenet.com/
- Centers for Medicare & Medicaid Services (CMS)www.cms.gov/