1. Noninvasive positive-pressure ventilation for extubation failure after cardiac surgery: Pilot safety evaluation 
Luca S. De Santo, MD, Ciro Bancone, MD, Giuseppe Santarpino, MD, Gianpaolo Romano, MD, Alessandro Della Corte, MD, Mariano Vicchio, MD, Antonio De Pietro, MD, Nicola Galdieri, MD, Maurizio Cotrufo, MD, FECTS 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 137, Issue 2, Pages (February 2009)
DOI: /j.jtcvs
Copyright © 2009 The American Association for Thoracic Surgery Terms and Conditions

2. Figure 1
Temporal trend of Pao2/Fio2. NPPV, Noninvasive positive-pressure ventilation; Pao2/Fio2, arterial oxygen tension/fraction of inspired oxygen.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2009 The American Association for Thoracic Surgery Terms and Conditions