Comparison of two flow generators with a noninvasine ventilator to deliver continuous positive airway pressure: a test lung study - Fu, Carolina; Caruso, Pedro; Janaina, Jeanette; Lucatto, Jaber; Schettino, Guilherme Pinto de Paula; Souza, Rogério de; Carvalho, Carlos Roberto Ribeiro de (Intensive care medicine, 2005)