Chahine, Nathalie, Moni Nader, Wissam Chalhoub, and Ramez Chahine. “Natural Antioxidants and Vitamins Supplementation Shelters Adolescents from Upper Respiratory Tract Infection”. International Journal of Child Health and Nutrition 9, no. 1 (March 16, 2020): 26–33. Accessed December 28, 2024. http://lifescienceglobalca.com/index.php/ijchn/article/view/6469.