Pre-vaccination RT-PCR negative contacts in workplace settings show high, SARS COV-2 neutralizing antibody levels

Abstract Background Asymptomatic SARS-CoV-2 infection occurring in RT-PCR negative individuals represent a poorly characterized cohort with important infection control connotations. While household and community-based studies have evaluated seroprevalence of antibody and transmission dynamics in thi...

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Bibliographic Details
Main Authors: Ridma P Karunathilake, Sameera Hewage, Gihani Vidanapathirana, Athula Kumara, Prabhath Ranasinghe, Faseeha Noordeen, Indika Gawarammana, Champa N Ratnatunga
Format: Article
Language:English
Published: BMC 2022-10-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-022-14381-5