Study of the State of Immunity in Chronic Obstructive Pulmonary Disease in Children. Eurasian Medical Research Periodical, [S. l.], v. 28, p. 18–23, 2024. Disponível em: https://geniusjournals.org/index.php/emrp/article/view/5513. Acesso em: 18 apr. 2026.