Seroprevalence of Natural and Acquired Immunity against the SARS-CoV-2 Virus in a Population Cohort from Two Chilean Cities, 2020-2022.
Loreto Núñez-FranzMuriel Ramírez-SantanaPaola RubilarCecilia VialMauricio ApablazaClaudia GonzálezMacarena SaidKathya OlivaresLina Jimena CortésJuan HormazábalLuis CanalesPablo VialGloria IcazaRubén Quezada-GaeteXimena AguileraPublished in: Viruses (2023)
The high vaccination coverage in Chile enabled the population to maintain high levels of antibodies. Vaccination boosters are essential to maintain immunity over time, which also depends on the type of vaccine administered.