Pankaj Nainwal and Amita B Sati (2020) “Assessment of ascorbic acid content and anti-oxidant activity in juices of selected fruits help in the prophylaxis of primary symptoms of COVID-19”, International Journal of Research in Pharmaceutical Sciences, 11((SPL 1), pp. 1139–1143. Available at: https://ijrps.com/home/article/view/1806 (Accessed: 9 October 2025).