Clusters of Insomnia Disorder: An Exploratory Cluster Analysis of Objective Sleep Parameters Reveals Differences in Neurocognitive Functioning, Quantitative EEG, and Heart Rate Var... -н Miller, C, Bartlett, D, Mullins, A, Dodds, K, Gordon, C, Kyle, S, Kim, J, D'Rozario, A, Lee, R, Comas, M, Marshall, N, Yee, B, Espie, C, Grunstein, R