SERT, S.; TANER, A. Variations of 25-Hydroxyvitamin D Levels During COVID-19 Pandemic and its Relation to Season, Sex and Age in Children: 25-Hydroxyvitamin D Levels During COVID-19 Pandemic. The Journal of Pediatric Academy, [S. l.], v. 5, n. 4, p. 123–129, 2024. DOI: 10.4274/jpea.2024.362. Disponível em: https://jpediatricacademy.com/index.php/jpa/article/view/362. Acesso em: 18 jan. 2025.