Serum Ferritin Level in Children with Severe Dengue Infection and Its Association with Outcome: A Single-center Prospective Cohort Study - Bala Ramachandran; Kalaimaran Sadasivam; Ravikumar Krupanandan; Nikhil Pawan Jha; Tanay Gupta; Sudeep Kumar Kapalavai (Indian Journal of Critical Care Medicine, 2025)