NIOSH alert: request for assistance in preventing falls and electrocutions during tree trimming.
D000058:Accidental Falls / Q000517:prevention & control*; D000062:Accidents, Occupational / Q000517:prevention & control*; D004556:Electric Injuries / Q000517:prevention & control*; D006801:Humans; D009314:National Institute for Occupational Safety and Health, U.S.; D014197:Trees; D014481:United States