1. Division of Pulmonary, Critical Care, and Sleep Medicine, Beth Israel Deaconess Medical Center, Boston, MA.
2. Fellowship in Patient Safety and Quality, Harvard Medical School, Boston, MA.
3. Institute for Medical Engineering and Science, Massachusetts Institute of Technology, Cambridge, MA.
4. Lois E. Silverman Department of Nursing, Beth Israel Deaconess Medical Center, Boston, MA.
5. Department of Emergency Medicine, Beth Israel Deaconess Medical Center, Boston, MA.
6. Department of Anesthesia Critical Care, Division of Critical Care, Beth Israel Deaconess Medical Center, Boston, MA.
7. Department of Medicine, Beth Israel Deaconess Medical Center, Boston, MA.