A Clove a Day:

New Scientist Magazine has the results of a very interesting new garlic study from new Zealand, in a story called "A Clove a Day Keeps Cancer at Bay".

Garlic on the Phone:

There's a Garlic Information Hotline you can call for info about garlic and health. Call 1-800-330-5922. The hotline is sponsored by the New York Hospital-Cornell University Medical Center. Between 9a-5p Eastern time you can talk to a nutritionist about specific questions. They'll also send you a free booklet about garlic.

From RealAge.com,

a comprehensive 1999 summary of scientific evidence about garlic and health,. This includes cardiovascular health, cancer, immune response, resistance to infections, and info about the chemistry of garlic. Well documented with a bibliography and abstracts of supporting studies.

New studies reveal how garlic protects the heart

Garlic and Cancer Prevention From the Mayo Clinic