JAVADI LARIJANI, Faezeh. The Relationship Between Serum Vitamin D3 Levels and Recurrent Urinary Tract Infection in Children Aged 2-15 Years: Vitamin D3 Levels in Recurrent Urinary Tract Infection. Journal of Pediatric Nephrology, Tehran, Iran, v. 13, 2026. DOI: 10.22037/jpn.v13i1.51828. Disponível em: https://journals.sbmu.ac.ir/jpn/article/view/51828. Acesso em: 7 sep. 2026.