Occurrence and clinical correlates of REM sleep behaviour disorder in patients with Parkinson’s disease over time

Gjerstad, M. D., Boeve, B. F., Wentzel-Larsen, T., Aarsland, D., & Larsen, J. P. (2008). Occurrence and clinical correlates of REM sleep behaviour disorder in patients with Parkinson's disease over time. Journal of Neurology, Neurosurgery and Psychiatry, 79(4), 387-391. doi:10.1136/jnnp.2007.116830