Lin, Peter, Debra Leslie, Mary Levine, Garth Davis, and Caldwell Esselstyn. “Plant-Based Diet Reverses Vascular Endothelial Dysfunction in Patients With Peripheral Arterial Disease”. International Journal of Disease Reversal and Prevention 2, no. 1 (January 27, 2020): 15. Accessed February 22, 2020. https://ijdrp.org/index.php/ijdrp/article/view/53.