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Bongers, P. M.1; Hulshof, C. T. J.1; Dijkstra, L.1; Boshuizen, H. C.1; Groenhout, H. J. M.2; Valken, E.2
Back pain and exposure to whole body vibration in helicopter pilots
Ergonomics. August 1990;​33(8):​1007-1026