Journal of Clinical Sleep Medicine · 2023 · 15 citations · 24 references
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A New Method for Measuring Daytime Sleepiness: The Epworth Sleepiness Scale
Murray W. Johns · SLEEP · 1991 · 16.8K citations · Full text
Quantification of Sleepiness: A New Approach
Eric Hoddes, Vincent P. Zarcone, Harvey Smythe et al. · Psychophysiology · 1973 · 2.5K citations