Stress ulcer prophylaxis for critically ill children: routine use needs to be re-examined Sohair Sayed Abu El-Ella; Muhammad Said El-Mekkawy; Ali Mohamed Selim;

Protocol for treatment of constipation with polyethylene glycol 3350 plus electrolytes in critically ill children Jorge López; María G. Barba; Sarah N. Fernández; María J. Solana; Javier Urbano; César Sánchez; Jesús López-Herce;

Critical appraisal (I): Fundamentals, tools, and application to scientific articles on outcomes and harmful effects Javier González de Dios; María Salomé Albi Rodríguez; Álvaro Gimeno Díaz de Atauri; Laura Cabrera Morente; Elena Pérez González; Carlos Ochoa Sangrador;