An objective short sleep insomnia disorder subtype is associated with reduced brain metabolite concentrations in vivo: a preliminary magnetic resonance spectroscopy assessment by Miller, C, Rae, C, Green, M, Yee, B, Gordon, C, D’Rozario, A, Kyle, S, Espie, C, Grunstein, R, Bartlett, D

Clusters of Insomnia Disorder: An Exploratory Cluster Analysis of Objective Sleep Parameters Reveals Differences in Neurocognitive Functioning, Quantitative EEG, and Heart Rate Var... by 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