For citations:

Keshishian E.S., Sakharova E.S. Cognitive development and social communication of premature low and extremely low weight at birth at age 24–36 month of life. Is it normal or pathology? Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2023;68(4):39-45. (In Russ.) https://doi.org/10.21508/1027-4065-2023-68-4-39-XX