American Heart Association: Vegetarian Diets
Explains the benefits and risks of a meatless diet. Also, describes ways to include needed nutrients.
http://www.americanheart.org/presenter.jhtml?identifier=4777
Ask the Dietitian
Ask Joanne Larsen, Registered Dietitian and nutrition counselor, about transition - it's more than eating fruits and vegetables.
http://www.dietitian.com/vegetari.html
Vegetarian Diet: How to Get the Best Nutrition
A diet planning guide including a food pyramid, information on meat alternatives and how to avoid potential nutrient deficiencies.
http://www.mayoclinic.com/health/vegetarian-diet/HQ01596
Vegetarian Nutrition Resource List
A list of articles, pamphlets, books and full-text materials on the internet. [PDF]
http://www.nal.usda.gov/fnic/pubs/bibs/gen/vegetarian.pdf
Wikipedia: Vegetarian Nutrition
An encyclopedia article on the benefits of a vegetarian diet and potential nutrient deficiencies.
http://en.wikipedia.org/wiki/Vegetarian_nutrition