Harvey R Chandler, Miller Preston, Lee Jonathon A, Bowton David L, MacGregor Drew A
Department of Anesthesiology, Wake Forest University School of Medicine, Winston-Salem, North Carolina 27157-1009, USA.
Anesthesiology. 2007 Oct;107(4):666-9. doi: 10.1097/01.anes.0000282083.83319.5f.