| web | Michael Greger MD | Nutrition Facts | 2012-11-15 |
| web | Michael Greger MD | NutritionFacts.org | 2012-08-03 |
| web | Michael Greger MD | NutritionFacts.org | |
| web | Hudson C, Hudson S, MacKenzie ... | Can J Physiol Pharmacol | 2007-10-10 |
| web | Isabella Mead | Paleo Diet | 2022-06-21 |
| web | | CureZone | 2007-10-27 |
| web | Hudson C, Hudson S, MacKenzie ... | Can J Physiol Pharmacol | 2007-10-10 |
| web | Michael Greger MD | video by Dr. Michael Greger | 2007-09-01 |
| web | Richard J Wurtman, Judith J Wu... | American Journal of Clinical N... | 2003-01-01 |
| web | Michael Greger MD | NutritionFacts.org | 2012-08-03 |
| web | Fernstrom JD, Wurtman RJ | Science | 1972-10-27 |