Power Foods for the Brain https://books.google.it/books?id=V9RkAgAAQBAJ&pg=PA0 (Hachette, 2013), ch. 9.
Neal D. Barnard: Quotes about food
Neal D. Barnard is American physician, author, and clinical researcher. Explore interesting quotes on food.The Get Healthy, Go Vegan Cookbook https://books.google.it/books?id=jhkj1chVn28C&pg=PR0 (Da Capo Press, 2010), Introduction.
Interview in the documentary-film What the Health by Kip Andersen (2017).
Interview in the documentary-film What the Health by Kip Andersen (2017).
Wramc Us Too, Inc Newsletter (2003).