Comment on

• Effect on the duration of mechanical ventilation of identifying patients capable of breathing spontaneously.

  Ely EW, Baker AM, Dunagan DP, Burke HL, Smith AC, Kelly PT, Johnson MM, Browder RW, Bowton DL, Haponik EF. Ely EW, et al. N Engl J Med. 1996 Dec 19;335(25):1864-9. doi: 10.1056/NEJM199612193352502. N Engl J Med. 1996. PMID: 8948561 Clinical Trial.