BERCE, V.; ČASL, L. Impact of covid-19 pandemic on the epidemiology and etiology of lower respiratory tract infections in children : Vpliv pandemije Covid-19 na epidemiologijo in etiologijo okužb spodnjih dihal pri otrocih. Acta Medico-Biotechnica, v. 16, n. 2, p. 44–53, 17 dec.2023.