Kumar, R. Arun, S. Lakshmi Narasimhan, and J. Muthukumaran. “Response to 13 Cis Retinoic Acid in Metatstatic Neuroblastoma”. International Journal of Contemporary Pediatrics 3, no. 4 (December 22, 2016): 1469–1471. Accessed February 24, 2026. https://www.ijpediatrics.com/index.php/ijcp/article/view/232.