Vitamin D Levels in Children and Adolescents with Antiepileptic Drug Treatment Purpose: This study was to evaluate the relationship of 25(OH)D3 levels with anticonvulsant use and other possible factors in epileptic children and adolescents. Materials and Methods: We studied 143 patients with epilepsy (90 boys, 53 girls; 11.21±4.49 years), who had been treated with anticonvulsants for...