Sagheer Farah, Venkata Chakradhar, Venkateshiah Saiprakash B
Divisions of Pulmonary, Critical Care, and Sleep Medicine, Creighton University Medical Center, Omaha, NE.
Internal Medicine, Creighton University Medical Center, Omaha, NE.
Chest. 2008 Sep;134(3):637-639. doi: 10.1378/chest.07-3046.