Authors: Fernando Frutos-Vivar; Andrés Esteban; Carlos Apezteguía; Antonio Anzueto; Peter Nightingale; Marco González; Luis Soto; Carlos Rodrigo; Jean Raad; Cide M David; Dimitros Matamis; Gabriel D' Empaire Journal: Crit Care Med Date: 2005-02 Impact factor: 7.598