“Does Nitric Oxide Intake Affect Post-Exercise Recovery in Athletes? A Study on Cocoa, Caffeine and Nitric Oxide Supplement: Effect of Nitric Oxide Intake in Athletes”. Progress in Nutrition 22, no. 3 (September 30, 2020): e2020007. Accessed June 30, 2024. https://mattioli1885journals.com/index.php/progressinnutrition/article/view/8529.