The effect of policy measures, school holidays and travel on the incidence of SARS-CoV-2 infection in children and adults in Estonia from 2021 to 2022 - Hiie Soeorg; Taavi Päll; Aare Abroi; Radko Avi; Olga Sadikova; Mari-Anne Härma; Tuuli Reisberg; Irja Lutsar; Kristi Huik (PLoS ONE, 2025)