Evaluation of vitamin D serum levels in asthmatic adults and their relationship with asthma control. Revista Alergia México, [S. l.], v. 65, n. 4, p. 362–371, 2018. DOI: 10.29262/ram.v65i4.386. Disponível em: https://www.revistaalergia.mx/ojs/index.php/ram/article/view/386. Acesso em: 24 sep. 2026.