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1 Intensive Care Department, College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Center, King Abdulaziz Medical City, Riyadh, Saudi Arabia.
2 Division of Pulmonary, Critical Care, and Sleep Medicine, Ohio State Wexner Medical, Center, Columbus, Ohio; and.
3 Department of Medicine, Pulmonary Center, Boston University School of Medicine, Boston, Massachusetts.
1 Intensive Care Department, College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Medical Research Center, King Abdulaziz Medical City, Riyadh, Saudi Arabia.
2 Division of Pulmonary, Critical Care, and Sleep Medicine, Ohio State Wexner Medical, Center, Columbus, Ohio; and.
3 Department of Medicine, Pulmonary Center, Boston University School of Medicine, Boston, Massachusetts.