- American Red Cross
www.redcross.org - Centers for Disease Control and Prevention
www.cdc.gov - Mayo Clinic
www.mayoclinic.org - Medicare www.medicare.gov
- MedicineNet www.medicinenet.com
- MedlinePlus www.medlineplus.gov
- National Cancer Institute
www.cancer.gov - USA.gov
www.usa.gov/health - U.S. Department of Health and Human Services
www.hhs.gov - WebMD www.webmd.com
- World Health Organization
www.who.int
