Methods for Early Detection and Treatment of Chronic Bronchitis. American Journal of Pediatric Medicine and Health Sciences (2993-2149), [S. l.], v. 3, n. 6, p. 14–19, 2025. Disponível em: https://grnjournal.us/index.php/AJPMHS/article/view/7857. Acesso em: 16 jan. 2026.