title: Feet first.
authors.forename: L F
authors.initials: LF
authors.lastname: Johnson
mesh_terms: D018409:Foot Injuries / Q000517:prevention & control*; D006801:Humans; D007318:Inservice Training / Q000458:organization & administration; D017770:Lifting; D016272:Occupational Health; D015397:Program Evaluation; D014481:United States