Effect of three enteral diets with different protein contents on protein metabolism in critically ill infants: a randomized controlled trial Reyes Fernández Montes, Javier Urbano Villaescusa, Ángel Carrillo Álvarez, Ana Vivanco Allende, María José Solana García, Susana Díaz Coto, Corsino Rey Galán, Jesús López-Herce Cid

Neopterin levels and systemic inflammatory response syndrome in pediatric critically ill patients Raquel Gil-Gómez, Javier Blasco-Alonso, Pilar Sánchez-Yáñez, Vanessa Rosa-Camacho, Guillermo Milano

Citrulline and arginine kinetics and its value as a prognostic factor in pediatric critically ill patients J. Blasco-Alonso, P. Sánchez Yáñez, V. Rosa Camacho, J.M. Camacho Alonso, R. Yahyaoui Macías, R. Gil-Gómez, G. Milano Manso