title: Response to the letter "Characterization of the painful restless legs syndrome".
authors.affiliation: Department of Neurology, Dongsan Medical Center, Keimyung University School of Medicine, Daegu, Republic of Korea. Electronic address: neurocho@gmail.com.
authors.forename: Yong Won
authors.initials: YW
authors.lastname: Cho
authors.affiliation: Graduate School of Nursing, Keimyung University, Daegu, Republic of Korea.
authors.forename: Mei Ling
authors.initials: ML
authors.lastname: Song
authors.affiliation: Department of Neurology, Hopkins Bayview Medical Center, Johns Hopkins University, Baltimore, MD, USA.
authors.forename: Christopher J
authors.initials: CJ
authors.lastname: Earley
authors.affiliation: Department of Neurology, Hopkins Bayview Medical Center, Johns Hopkins University, Baltimore, MD, USA.
authors.forename: Richard P
authors.initials: RP
authors.lastname: Allen
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D020189:Nocturnal Myoclonus Syndrome / Q000175:diagnosis* / Q000453:epidemiology*; D010146:Pain / Q000175:diagnosis* / Q000453:epidemiology*; D012148:Restless Legs Syndrome / Q000175:diagnosis* / Q000453:epidemiology*