It's all in the adjustments.
Vettraino
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D012090:Cumulative Trauma Disorders / Q000191:economics / Q000517:prevention & control*; D004867:Equipment Design; D006804:Ergonomics; D006801:Humans; D007374:Interior Design and Furnishings; D016272:Occupational Health; D011187:Posture; D014481:United States