Actigraphy-defined measures of sleep and movement across the menstrual cycle in midlife menstruating women: Study of Women's Health Across the Nation Sleep Study.
Zheng H, Harlow SD, Kravitz HM, Bromberger J, Buysse DJ, Matthews KA, Gold EB, Owens JF, Hall M. Actigraphy-defined measures of sleep and movement across the menstrual cycle in midlife menstruating women: Study of Women's Health Across the Nation Sleep Study. Menopause. 2015 Jan; 22(1):66-74.