Ray, S. and Dev, M. (2025) “COVID 19, a pandemic crisis: Transition of Consumer awareness on functional food to build immunity: A Review”, Swami Vivekananda University Press. Kolkata, West Bengal, India, pp. 6–16. Available at: https://swamivivekanandauniversitypress.com/index.php/svup/article/view/253 (Accessed: 24 October 2026).