The Role of the K/iCa Ratio in Predicting in Hospital Mortality in Patients with Upper Gastrointestinal Bleeding. - Olcay, Handan Özen; Emektar, Emine; Çorbacıoğlu, Şeref Kerem; Uzman, Metin; Akkan, Sedat; Çevik, Yunsur (Eurasian Journal of Emergency Medicine, 2025)