Risk Factors for High-Grade Vesicoureteral Reflux in Children Two Years or Younger with Febrile Urinary Tract Infections  febrile urinary tract infection. IJKD [Internet]. 2026 Jul. 31 [cited 2026 Aug. 24];20(4):224-33. Available from: https://ijkd.org/index.php/ijkd/article/view/9514