MC4R-related monogenic obesity in children: insights from 2 cases. - Shanmugam, Dhivya; Sridhar, Subbiah; Kuppusamy, Nandini; Manjini, Kathirvel; Sreenivasan, Palaniappan; Kumar, Muthu Aravind (Annals of Pediatric Endocrinology & Metabolism, 2026)