Bezboruah, G., and S. Kalita. “Serum Vitamin D Status in Children With Epilepsy on Antiepileptic Drugs and Its Relation to the Frequency of Breakthrough Seizures”. International Journal of Contemporary Pediatrics, vol. 10, no. 8, July 2023, pp. 1262-7, doi:10.18203/2349-3291.ijcp20232246.