Ventilation effectiveness in classroom infection risk controlKiil, Martin; Valgma, Ingo; Võsa, Karl-Villem; Simson, Raimo; Mikola, Alo; Tark, Teet; Kurnitski, JarekE3S Web of Conferences : 11th International Conference on Indoor Air Quality, Ventilation and Energy Conservation in Buildings, IAQVEC20232023 / art. 01043, 8 p https://doi.org/10.1051/e3sconf/202339601043 Conference proceedings at Scopus Article at Scopus