Dietary habits and salivary cortisol levels as an early predictor of metabolic syndrome in children: a case-control study - AbdelWahab, Amina; Wageeh, Ahmed ElSayed; Arafat, Ahmed; Elkilany, Amany Mahmoud; Anani, Maha Mohamed; Mohammed, Zeinab Abdelall (Gastroenterology Review/Przegląd Gastroenterologiczny, 2025)