1. Department of Anesthesiology, Loyola University Medical Center, Maywood, IL, Byram – current, USA
2. Research Service, Department of Veterans Affairs, Edward Hines Jr. VA Hospital, Hines, IL, USA
3. Stritch School of Medicine, Loyola University Medical Center, Maywood, IL, USA
4. Department of Otolaryngology—Head and Neck Surgery, Loyola University Medical Center, Maywood, IL, USA