Association between storage age of transfused red blood cells and clinical outcomes in critically ill adults: A meta-analysis of randomized controlled trials X. Zhou, Z. Xu, Y. Wang, L. Sun, W. Zhou, X. Liu

Intensive care admission and hospital mortality in the elderly after non-cardiac surgery M. de Nadal, S. Pérez-Hoyos, J.C. Montejo-González, R. Pearse, C. Aldecoa

Risk factors for worsened quality of life in patients on mechanical ventilation. A prospective multicenter study M. Busico, D. Intile, M. Sívori, N. Irastorza, A.L. Alvarez, J. Quintana, L. Vazquez, G. Plotnikow, F. Villarejo, P. Desmery