KoreaMed, a service of the Korean Association of Medical Journal Editors (KAMJE), provides access to articles published in Korean medical, dental, nursing, nutrition and veterinary journals. KoreaMed records include links to full-text content in Synapse and publisher web sites.
BACKGROUND: Night shift work is associated with many problems such as sleep deprivation, sleepiness, decreased cognitive performance, increased human errors, and fatigue. This study set out to measure cognitive performance,...
OBJECTIVES: This study investigated the prevalence of low back pain (LBP) and its risk factors among elementary-school students.
METHODS: In this cross-sectional study, 693 elementary students from Hamadan city, western Iran,...