The physician's role in sickness absence certification: a reconsideration.
D000041:Absenteeism; D004185:Disability Evaluation; D005069:Evaluation Studies as Topic; D006801:Humans; D007588:Job Satisfaction; D009017:Morbidity; D009042:Motivation; D010559:Personnel Management; D010820:Physicians / Q000706:statistics & numerical data*; D013997:Time Factors; D014481:United States