Dunn S M, Steinberg R B, O'Sullivan P S, Goolishian W T, Villa E A
Department of Anesthesiology, Baystate Medical Center, Tufts University School of Medicine, Springfield, MA 01199.
Anesth Analg. 1992 Dec;75(6):1050-2. doi: 10.1213/00000539-199212000-00035.