Chahine, Nathalie, Moni Nader, Wissam Chalhoub, and Ramez Chahine. 2020. “Natural Antioxidants and Vitamins Supplementation Shelters Adolescents from Upper Respiratory Tract Infection”. International Journal of Child Health and Nutrition 9 (1):26-33. https://doi.org/10.6000/1929-4247.2020.09.01.4.