Kumar, Deepak, and Garima Gupta. “Repeat Infection With SARS COV-2, a Worrisome Situation: Report of Two Cases from India”. International Journal Of Community Medicine And Public Health 8, no. 3 (February 24, 2021): 1512–1514. Accessed March 30, 2026. https://www.ijcmph.com/index.php/ijcmph/article/view/7550.