Alex CravanasClinical Associate in the Department of Anesthesiology Michael Lewis KentAssociate Professor of Anesthesiology Stephen Matthew KleinProfessor of Anesthesiology M. Stephen MeltonAssociate Professor of Anesthesiology Karen Cristina NielsenAssociate Professor of Anesthesiology Juhnnel O Vera SantiagoClinical Associate in the Department of Anesthesiology