Kõivumägi K, Toompere K, Soeorg H, Kallas E, Jõgeda E-L, Huik K, Lutsar I, group RS. Acute gastroenteritis hospitalizations after implementation of universal mass vaccination against rotavirus . EA [Internet]. 2020 Aug. 26 [cited 2024 Dec. 5];. Available from: https://ojs.utlib.ee/index.php/EA/article/view/16686