John PH, Thanakumar JAC, Rao AM, Kapali NT, Seshadri MS. COVID-19: Ultraviolet-C device for protecting operation theatre personnel: a pilot controlled study. Int J Community Med Public Health [Internet]. 2020 Nov. 25 [cited 2025 Nov. 27];7(12):4927-33. Available from: https://www.ijcmph.com/index.php/ijcmph/article/view/7048