1. Preface

   • Tetsuo Shimizu

   EditorialNotes 28 July 2016 Pages: 233 - 233

2. The quality of sleep and factors associated with poor sleep in Japanese graduate students

   • Henrik Pallos
   • Viktor Gergely
   • Masako Okawa

   Original Article 28 July 2016 Pages: 234 - 238

3. Spectral power and fractal dimension: Methodological comparison in a sample of normal sleepers and chronic insomniacs

   • Erkki Kronholm
   • Jussi Virkkala
   • Heikki Hämäläinen

   Original Article 28 July 2016 Pages: 239 - 250

4. The effect of a sleep hygiene education program on the sleep-wake cycle of Brazilian adolescent students

   • Ivanise Cortez de Sousa
   • John Fontenele Araújo
   • Carolina Virginia Macêdo de Azevedo

   Original Article 28 July 2016 Pages: 251 - 258

5. Integrated model incorporating circadian phase dynamics and the thermoregulatory mechanism of sleep

   • Daiki Ishiura
   • Akihiro Karashima
   • Mitsuyuki Nakao

   Original Article 28 July 2016 Pages: 259 - 270

6. Sex differences in the reactions to sleeping in pairs versus sleeping alone in humans

   • John Dittami
   • Marietta Keckeis
   • Gerhard Kloesch

   Original Article 28 July 2016 Pages: 271 - 276

7. Low-dose oral risperidone lengthened sleep duration in healthy participants

   • Atsushi Yoshimura
   • Masahiro Matsuo
   • Masako Okawa

   Original Article 28 July 2016 Pages: 277 - 283

8. Analysis of the sleeping habits of young children in relation to environmental factors and their psychological state

   • Kosuke Ota
   • Akiko Ota
   • Shihori Kitae

   Short Paper 28 July 2016 Pages: 284 - 287

9. Oral appliance therapy for a child with sleep apnea syndrome due to palatine tonsil hypertrophy

   • Etsuko Miyao
   • Meiho Nakayama
   • Hirofumi Arasaki

   Short Paper 28 July 2016 Pages: 288 - 290

10. Two cases of young adults sleepwalking

    • Akira Usui
    • Yutaka Matsushita
    • Nobutaka Motohashi

    Short Paper 28 July 2016 Pages: 291 - 293

11. Undergraduate dental education on oral appliance therapy for obstructive sleep apnea at The University of British Columbia

    • Satoru Tsuiki
    • Fernanda R. Almeida
    • Yuichi Inoue

    Comments and Opinions 28 July 2016 Pages: 294 - 299