1.
Gupta R, Gupta A, Gupta A. Comparative Study of COVID- 19 Pneumonia in First and Second Waves. JK Science [Internet]. 2023 Jan. 10 [cited 2024 Nov. 21];25(1):30-4. Available from: https://journal.jkscience.org/index.php/JK-Science/article/view/171