Development of a Japanese version of the Epworth Sleepiness Scale (JESS) based on item response theory.
Takegami M, Suzukamo Y, Wakita T, Noguchi H, Chin K, Kadotani H, Inoue Y, Oka Y, Nakamura T, Green J, Johns MW, Fukuhara S.
Takegami M, et al. Among authors: inoue y.
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Sleep Med. 2009.
PMID: 18824408
Clinical Trial.