National Library of Medicine
The world's largest medical library. It collects materials in all major areas of the health sciences and to a lesser degree in such areas as chemistry, physics, botany and zoology. http://www.nlm.nih.gov/
American Medical Women's Association
Dedicated to the care of the woman patient and to improving the personal and professional well-being of its members. Information includes health advice and guidance for the public as well as a contact point for physicians and students. http://www.amwa-doc.org/