B, Mukthambika, Rajesh S. Hiray, Jyoti Gadhade, and Rajesh Mailagire. 2021. “Cost Variation Study of Various Brands of Drugs Used in COVID-19 Patients in India: A Pharmacoeconomic Study”. International Journal of Pharmacological Research 11 (6): e5615. https://ssjournals.co.in/index.php/ijpr/article/view/5615.