TOJIBOYEV TOJIBOY ALISHEROVICH. CARDIAC EXTRASYSTOLE. American Journal of Pediatric Medicine and Health Sciences (2993-2149), [S. l.], v. 2, n. 1, p. 416–421, 2024. Disponível em: http://grnjournal.us/index.php/AJPMHS/article/view/2830. Acesso em: 22 dec. 2024.