The effects of age and shiftwork on perceived sleep problems : results from the VISAT-Combined Longitudinal and Cross Sectional Study.
Shift work, work time control, and informal caregiving as risk factors for sleep disturbances in an ageing municipal workforce.
Subjective and objective evaluation of sleep and performance in daytime versus nighttime sleep in extended hours shift workers at an underground mine.
Estimating the return on investment from changes in employee health risks on the Dow Chemical Company's health care costs.
Consensus criteria for screening commercial drivers for obstructive sleep apnea: evidence of efficacy.