QuickStats: Percentage* of Adults Aged ≥18 Years Who Took Medication To Help Fall or Stay Asleep Four or More Times in the Past Week,† by Sex and Age Group — National Health Interview Survey, United States, 2017–2018§

2019 Morbidity and Mortality Weekly Report (MMWR)  
doi:10.15585/mmwr.mm6849a5 fatcat:f5x6fvmonrf4zbrkhmw4yajfey