Ontology highlight
ABSTRACT:
SUBMITTER: Mfinanga SG
PROVIDER: S-EPMC12866290 | biostudies-literature | 2026 Jan
REPOSITORIES: biostudies-literature

BMC public health 20260103 1
BACKGROUND: Between August and October 2021, before the Omicron wave and before COVID-19 vaccines became widely available in Tanzania, two studies estimated that half of the population in Zanzibar and Mwanza in Tanzania had SARS-CoV-2 antibodies. From May 2020 to Dec 2021, Tanzania adopted a very different COVID-19 mitigation strategy with no lockdowns or quarantines and limited community-level COVID-19 testing. We conducted population-based SARS-CoV-2 seroprevalence surveys in five regions of T ...[more]