Population
People of different age groups in Finland, including children 6-23 months of age (n=45)
Design
Cross-sectional
Authors
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Infants under 2 years lack OC43 antibodies; leaves open age-specific susceptibility and requires longitudinal studies before informing pediatric coronavirus strategies.
OC43 virus or an antigenically related coronavirus strain is very common in Finland, with near-universal seroprevalence by age 6.
Hovi et al. (1979) studied this question.
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