Aguilar-Nascimento, J.E. de, Marra, J.G., Slhessarenko, N. and Fontes, C.J.F. 2007. Efficacy of National Nosocomial Infection Surveillance score, acutphase proteins, and interleukin-6 for predicting postoperative infections following major gastrointestinal surgery. São Paulo Medical Journal. 125, 1 (Jan. 2007), 34–41.