Association of Health Care Journalists
National Association of Science Writers
PubMed, a service of the National Library of Medicine, provides access to more than 12 million MEDLINE citations and additional life science journals. MEDLINE is the NLM's premier bibliographic database covering medicine, nursing, dentistry, veterinary medicine, the health care system and the preclinical sciences. PubMed includes links to many sites providing full-text articles and other related resources.
National Guideline Clearinghouse
A comprehensive database of evidence-based clinical practice guidelines produced by the Agency for Healthcare Research and Quality
National Institutes of Health
Mervin Block's Web site
Includes tips for writing health news