:: AMA Physician Select
	American Medical Association [AMA] reference resource of demographic and professional information on individual physicians in the United States.
:: Center for Disease Control and Prevention
	The CDC's homepage contains links to statistics, health topics, and an "in the news" section.
:: Combined Health Information Database [CHID]
	Updated four times a year, CHID is a bibliographic database produced by health-related agencies of the Federal Government. The searchable database provides titles, abstracts, and information on the availability of health education resources.
:: The Merck Manual of Diagnosis and Therapy
	Online clinical diagnostic reference manual.
:: National Library of Medicine's MEDLINEplus
	MEDLINEplus contains up-to-date health care information from the National Library of Medicine at the National Institutes of Health.
:: Physician's Desk Reference [PDR]
	The PDR® brings together a range of pharmaceutical databases.