M Feuerstein et al. J Occup Rehabil (2006) Vol. 16 p 401 – 409
“Secondary prevention of work-related upper extremity disorders: recommendations from the Annapolis conference”
There is also a proposal that the apparent failure of ergonomic interventions could be due to the highly dynamic nature of work organisation and circumstances i.e. it would not be surprising to find that an intervention failed if the system of work it was designed to meet was changed a week later.
Further detail:6#5-6 48