Corrigendum: COVID-19 Driven Adaptations in the Provision of School Meals in the Baltic Sea Region - Ala-Karvia, Urszula; Góralska-Walczak, Rita; Piirsalu, Evelin; Filippova, Ekaterina; Kazimierczak, Renata; Post, Anna; Monakhov, Valerii; Mikkola, Minna (Frontiers in Sustainable Food Systems, 2022)