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Submitted on: 27 June 2023.
Revised on: 22 July 2023.
Accepted on: 14 September 2023.
___________________APPLIED ERGONOMICS---ELSEVIER SCI LTD
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Submitted on: 12 July 1998.
Revised on: 02 August 1998.
Accepted on: 16 August 1998.
___________________APPLIED ERGONOMICS---ELSEVIER SCI LTD