Kumar, D., M. V. Singh, I. K. Sharma, D. Kumar, K. M. Shukla, and D. K. Singh. “Serum Ferritin Levels in Human Immunodeficiency Virus Infected Children and Its Relation With Severe Immunodeficiency”. International Journal of Contemporary Pediatrics, vol. 2, no. 4, Jan. 2017, pp. 349-52, doi:10.18203/2349-3291.ijcp20150972.