title: Response to the letter to the editor from Dr. Kawada, "Characteristics of patients with hypersomnia by actigraphy".
authors.affiliation: Department of Psychology, University of Bologna, Bologna, Italy. Electronic address: marco.filardi@unibo.it.
authors.forename: Marco
authors.initials: M
authors.lastname: Filardi
authors.affiliation: DIBINEM Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy; IRCCS Istituto delle Scienze Neurologiche, Bologna, Italy.
authors.forename: Fabio
authors.initials: F
authors.lastname: Pizza
authors.affiliation: DIMES Department of Experimental, Diagnostic and Specialty Medicine, University of Bologna, Italy.
authors.forename: Monica
authors.initials: M
authors.lastname: Martoni
authors.affiliation: DIBINEM Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy; IRCCS Istituto delle Scienze Neurologiche, Bologna, Italy.
authors.forename: Stefano
authors.initials: S
authors.lastname: Vandi
authors.affiliation: DIBINEM Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy; IRCCS Istituto delle Scienze Neurologiche, Bologna, Italy.
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Plazzi
authors.affiliation: Department of Psychology, University of Bologna, Bologna, Italy.
authors.forename: Vincenzo
authors.initials: V
authors.lastname: Natale
mesh_terms: D056044:Actigraphy; D005260:Female; D006801:Humans; D020177:Idiopathic Hypersomnia / Q000175:diagnosis*; D008297:Male; D009290:Narcolepsy / Q000175:diagnosis*; D012890:Sleep / Q000502:physiology*; D014851:Wakefulness / Q000502:physiology*