Use of direct surveys in the surveillance of occupational illness and injury.
Ehrenberg
R L
RL
National Institute for Occupational Safety and Health Centers for Disease Control.
D006306:Health Surveys; D006801:Humans; D009309:National Center for Health Statistics, U.S.; D009314:National Institute for Occupational Safety and Health, U.S.; D009784:Occupational Diseases / Q000453:epidemiology*; D011159:Population Surveillance / Q000379:methods*; D014481:United States / Q000453:epidemiology; D014947:Wounds and Injuries / Q000453:epidemiology