1. Department of Anesthesiology and Pain ManagementUniversity of Texas Southwestern Medical Center Dallas Texas USA
2. Morsani College of MedicineUniversity of South Florida Tampa Florida USA
3. Department of AnesthesiologyVanderbilt University Medical Center Nashville Tennessee USA
4. Department of AnesthesiologyBaylor College of Medicine Houston Texas USA
5. Department of AnesthesiologyH. Lee Moffitt Cancer Center Tampa Florida USA