Fatima, Arooj, Muhammad Usman Ali Khan, Mehkaar Najeeb, Muhammad Yasoob Ali Khan, and Faiz Ul Haq. “Role of High Dose IV Vitamin C and Zinc in Coronavirus”. Geriatric Care 7, no. 1 (February 19, 2021). Accessed April 18, 2024. https://www.pagepressjournals.org/gc/article/view/9338.