MedlinePlus:

• Contains pages of carefully selected links to Web resources with authoritative health information, including dictionaries, directories, organizations, news sources and over 750 health topics.
  
  
• Provides access to medical information via:
  • the A.D.A.M. Medical Encyclopedia
  • the Merriam-Webster Medical Dictionary
  • drug information on prescription and non-prescription drugs
  • interactive health tutorials
  
  
• Contains links to preformulated searches of the MEDLINE/PubMed database, allowing you to find references to latest health professional articles on your topic.
  

MEDLINE/PubMed:

• Is a Web-based, searchable database of over 17 million article references published in more than 5000 biomedical journals and magazines.
  
  
• Can be searched for FREE.
  
  
• Provides links to some full-text journal articles via publishers' Web pages.
  
  
  • Publisher access to articles varies by publisher--some provide access free, others charge for the article or require a subscription.