Singh, Shweta, and Reema Agrawal. “Late Onset Congenital Central Hypoventilation Syndrome in a Child With Down Syndrome”. International Journal of Contemporary Pediatrics 12, no. 2 (January 27, 2025): 332–334. Accessed November 20, 2025. https://www.ijpediatrics.com/index.php/ijcp/article/view/6451.