[1]
Saraswathy, A.S., Sanya, R. and Kumaran, J.A. 2020. Secondary attack rate of COVID-19: analysis of contacts of COVID-19 cases admitted in a tertiary care centre, Northern district of Kerala, India-a cross-sectional study. International Journal Of Community Medicine And Public Health. 7, 12 (Nov. 2020), 5111–5114. DOI:https://doi.org/10.18203/2394-6040.ijcmph20205193.