Автори дослідження: Di Pierro F, Pisso P, Poggi E, Timitilli A, Bolloli S, Bruno M, Caneva E, Campus R, Giannattasio A (2018) Use of Streptococcus salivarius K12 to reduce the incidence of pharygo-tonsillitis and acute otitis media in children: a retrospective analysis in not-recurrent pediatric subjects. Minerva Pediatr.