Abramson Cancer Center at the University of Pennsylvania
www.oncolink.com/

Allegheny County Health Department
www.achd.net/

American Academy of Pediatrics
www.aap.org/

American Heart Association
www.americanheart.org/

American Medical Association
www.ama-assn.org/

American Red Cross
www.redcross.org/

Carnegie Library's Links to Health Information
www.carnegielibrary.org/research/health/

Centers for Disease Control and Prevention (CDC)
www.cdc.gov/

Federal Emergency Management Agency (FEMA)
www.fema.gov/

MedicineNet
www.medicinenet.com/

MedlinePlus
http://www.medlineplus.gov/

The Merck Manual
www.merck.com/

National Cancer Institute
www.cancer.gov/

National Institute on Aging
www.nia.nih.gov/

National Institutes of Health
http://www.nih.gov/

OBGYN.net
www.obgyn.net/

Pennsylvania Department of Health
http://www.dsf.health.state.pa.us/health/site/

U.S. Dept. of Health and Human Services
www.os.dhhs.gov/

U.S. Government Health Information
www.healthfinder.gov/

U.S. Office of the Surgeon General
www.surgeongeneral.gov/

WebMD
www.webmd.com/

West Nile Virus in Pennsylvania
www.westnile.state.pa.us/