Balyan, Melih, Aylin Zekioglu, Umut Davut Basoglu, Turan Isik, and Ramazan Tascioglu. “The Relationship Between Nutrition and Life Satisfaction of Football Players in COVID-19 Period”. Progress in Nutrition 23, no. S1 (May 3, 2021): e2021129. Accessed October 16, 2021. https://www.mattioli1885journals.com/index.php/progressinnutrition/article/view/11407.