For citations:

Yagunova K.V., Gaynetdinova D.D. Speech disorders in young and preschool children. Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2018;63(6):23-30. (In Russ.) https://doi.org/10.21508/1027-4065-2018-63-5-23-30