Department of Anesthesiology, University of Minnesota Medical School, Minneapolis, Minnesota

Department of Anesthesiology, St Vincent’s Medical Center, Bridgeport, Connecticut, [email protected]

Frank H. Netter MD School of Medicine, Quinnipiac University, Hamden, Connecticut

Department of Anesthesiology, St Vincent’s Medical Center, Bridgeport, Connecticut

Department of Anesthesiology, Children’s Minnesota Hospital, Minneapolis, Minnesota