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Submitted on: 19 February 2022.
Revised on: 11 April 2022.
Accepted on: 24 May 2022.
___________________JOURNAL OF OCCUPATIONAL HEALTH
Submitted on: 17 October 2008.
Revised on: 02 December 2008.
Accepted on: 10 January 2009.
___________________JOURNAL OF OCCUPATIONAL HEALTH
Submitted on: 11 September 2012.
Revised on: 30 October 2012.
Accepted on: 14 November 2012.
___________________JOURNAL OF OCCUPATIONAL HEALTH
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Submitted on: 25 September 2013.
Revised on: 24 December 2013.
Accepted on: 14 January 2014.
___________________JOURNAL OF OCCUPATIONAL HEALTH
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