[The health and occupational risks of workers in truck transportation services].
D000063:Accidents, Traffic; D000293:Adolescent; D000328:Adult; D001334:Automobile Driving; D005221:Fatigue; D006801:Humans; D007564:Japan; D008875:Middle Aged; D009784:Occupational Diseases; D009787:Occupational Medicine; D012890:Sleep