K. Nishioka

[Analysis of late bedtime and influencing factors for it with respect to infants' development age and sleep behavior of parents and children].

J. Kohyama, T. Kaku, N. Uchimura, 2008, Fukuoka igaku zasshi = Hukuoka acta medica.

[Relationship between the change of mental health and the improvement of lifestyle and physical health].

A. Babazono, Chihoko Kame, Reiko Ishihara, 2005, Nihon eiseigaku zasshi. Japanese journal of hygiene.

[Analysis of parent-child sleeping and living habits related to later bedtimes in children].

J. Kohyama, T. Kaku, N. Uchimura, 2012, Fukuoka igaku zasshi = Hukuoka acta medica.