Interobserver repeatability and validity of an observation method to assess physical loads imposed on the upper extremities

Author: Ketola Ritva   Toivonen Risto   Viikari-Juntura Eira  

Publisher: Taylor & Francis Ltd

ISSN: 1366-5847

Source: Ergonomics, Vol.44, Iss.2, 2001-02, pp. : 119-131

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Abstract