Eastwood Peter R, Maher Toby M, Wells Athol U, Lam Bing
West Australian Sleep Disorders Research Institute, Department of Pulmonary Physiology, Sir Charles Gairdner Hospital, Perth, Western Australia 6009, Australia.
Respirology. 2010 Jan;15(1):172-81. doi: 10.1111/j.1440-1843.2009.01696.x.