LANCET CHILD & ADOLESCENT HEALTH, vol.2, no.5, pp.338-349, 2018 (SCI-Expanded, Scopus)
Background Despite the importance of vaccinating children younger than 5 years, few studies evaluating vaccine prevention of influenza have been reported in this age group. We evaluated efficacy of an inactivated quadrivalent influenza vaccine (IIV4) in children aged 6-35 months.