Lucey Brendan P, Duntley Stephen P
Campus Box 8111, Department of Neurology, Washington University Medical Center, 660 South Euclid Avenue, Saint Louis, MO 63110, USA.
Sleep Med. 2008 Mar;9(3):332-4. doi: 10.1016/j.sleep.2007.02.011. Epub 2007 Jul 20.