United States Search and Rescue Task Force
Abington Memorial Hospital
American Council for Headache Education
American Medical Association
Centers For Disease Control and Prevention
Doctors Guide to the Internet
Harvard Medical School Patient Medical Information
Health Answers and Information
Healthfinder Health and Medical Information
Herb Research Foundation
High Altitude Medical Guide
Medical Dictionary
Medline – National Library of Medicine
Merck Manual
National Center for Complementary and Alternative Medicine
On-Health Medical Information
PennStar Helicopter Medical Flights
Tick-Borne Illnesses
