Arzikulov А.; Numanov Х. AGE AND GENDER CHARACTERISTICS OF HEART RATE VARIABILITY IN PRIMARY SCHOOL CHILDREN (review). International Journal of Scientific Pediatrics, [S. l.], v. 4, n. 1, p. 816–820, 2025. DOI: 10.56121/2181-2926-2025-4-1-816-820. Disponível em: https://old.ijsp.uz/index.php/journal/article/view/298. Acesso em: 17 mar. 2026.