Fatimah, F.; Novera, I.; Elfira, Y.; Irwadi, I.; Andriyan, A. F.; Agistigno, L.; Rianza, D. Validation of the Gap Score (Glasgow Coma Scale, Age, and Systolic Blood Pressure) As A Predictor of Clinical Deterioration in Head Injury Patients in the Emergency Departmen. IJGHR 2026, 8, 1473-1480.