Zachariah SM, Chakkanmattil S, Nallat D, Soman DK. Epidemiological profile of COVID-19 patients admitted in Palakkad district- a descriptive study. Int J Community Med Public Health [Internet]. 2022 Feb. 28 [cited 2025 Oct. 27];9(3):1277-81. Available from: https://www.ijcmph.com/index.php/ijcmph/article/view/9518