On the job: a program for senior workers.
D000368:Aged; D004651:Employment; D005260:Female; D006264:Health Benefit Plans, Employee; D006293:Health Promotion; D006801:Humans; D007348:Insurance, Health; D008297:Male; D008875:Middle Aged; D009786:Occupational Health Services / Q000458:organization & administration*; D014481:United States