Sharma, Parul, Nitin Solanki, and Rakesh Ninama. “Secondary Attack Rate and Epidemiological Determinants of Secondary High-Risk Contacts of SARS COV-2; Lessons to Learn: A Study from North Gujarat”. National Journal of Community Medicine 11, no. 10 (October 31, 2020): 376–379. Accessed May 3, 2024. https://njcmindia.com/index.php/file/article/view/191.