There will be a maintenance break from Friday, June 12th at 19:00 UTC to Sunday 14th, June at 21:00 UTC. During the break our services and website will be unavailable. We are sorry for any inconvenience this may cause you.

Author: Sakurai M

Original article 2011;37(5):411-417   pdf
The effects of sleep duration on the incidence of cardiovascular events among middle-aged male workers in Japan
Hamazaki Y, Morikawa Y, Nakamura K, Sakurai M, Miura K, Ishizaki M, Kido T, Naruse Y, Suwazono Y, Nakagawa H