Methods: From May 11 to June 4, 2020, a randomly sampled, community-based survey was
conducted in 700 villages/wards, selected from the 70 districts of the 21 States of India …

Objectives We aimed to estimate the seroprevalence of COVID-19 in a rural district of South
India, six months after the index case. Methodology We conducted a cross-sectional study of …

Population Point Prevalence of SARS-CoV-2 Infection Based on a Statewide Random
Sample — Indiana, April 25–29, 2020 | MMWR Skip directly to site content Skip directly to …

Background SARS-CoV-2 has spread substantially within India over multiple waves of the
ongoing COVID-19 pandemic. However, the risk factors and disease burden associated with …

Background The first national severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) serosurvey in India, done in May–June, 2020, among adults aged 18 years or older from …

Objective To determine population-based estimates of coronavirus disease 2019 (COVID-
19) in a densely populated urban community of Karachi, Pakistan. Methods Three cross …

Background The lower than expected COVID-19 morbidity and mortality in Africa has been
attributed to multiple factors, including weak surveillance. This study estimated the burden of …

Background India began COVID-19 vaccination in January 2021, initially targeting
healthcare and frontline workers. The vaccination strategy was expanded in a phased …

Abstract Background Earlier serosurveys in India revealed seroprevalence of severe acute
respiratory syndrome coronavirus-2 (SARS-CoV-2) of 0.73% in May–June 2020 and 7.1% in …

Background The huge surge in COVID-19 cases in Karnataka state, India, during early
phase of the pandemic especially following return of residents from other states and …