ISIK, Gunes; DOGAN, Yasar; USTUNDAG, Bilal. Vitamin D Insufficiency in Children with Chronic Neurological Diseases: Frequency and Causative Factors. Iranian Journal of Child Neurology, [S. l.], v. 17, n. 2, p. 31–38, 2023. DOI: 10.22037/ijcn.v17i2.35938. Disponível em: https://journals.sbmu.ac.ir/ijcn/article/view/35938. Acesso em: 8 jul. 2026.