1. Mean versus median for the multiple sleep latency test;Benbadis;Sleep,1995
2. Inter-rater reliability for scoring periodic leg movements in sleep;Bliwise;Sleep,1991
3. Sleep tendency: an objective measure of sleep loss;Carskadon;Sleep Res.,1977
4. Issues in the diagnosis and treatment of insomnia;Dement,1984
5. Design and Analysis of Reliability Studies;Dunn,1989