Vitamin-D deficiency in Asthmatic children and adolescents from northern India - A hospital based prospective study. Asian Journal of Pharmaceutical and Health Sciences, [S. l.], v. 10, n. 1, p. 2190–2196, 2020. DOI: 10.5530/95cmnn47. Disponível em: https://ajphs.com/index.php/ajphs/article/view/198. Acesso em: 23 sep. 2025.