1. Department of Psychiatry and Behavioral Medicine, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA 71103, USA
2. Department of Anesthesiology, Louisiana State University Health Sciences Center at New Orleans, New Orleans, LA 70112, USA
3. Medical College of Wisconsin, School of Medicine, Milwaukee, WI 53226, USA
4. Department of Radiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA 71103, USA
5. Department of Anesthesiology, Louisiana State University Health Sciences Center at Shreveport, Shreveport, LA 71103, USA
6. Department of Pharmacy Practice, Thomas J. Long School of Pharmacy and Health Sciences, University of the Pacific, Stockton, CA 95211, USA
7. Department of Pulmonary and Critical Care, Baptist Memorial Hospital, Desoto, MS 38671, USA