Submitted on: 30 May 2004.
Revised on: 11 September 2004.
Accepted on: 20 October 2004.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
Submitted on: 24 July 1998.
Revised on: 09 October 1998.
Accepted on: 29 November 1998.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
Submitted on: 30 March 2019.
Revised on: 17 May 2019.
Accepted on: 31 May 2019.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
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Submitted on: 08 August 2008.
Revised on: 13 November 2008.
Accepted on: 28 November 2008.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
Submitted on: 13 January 2016.
Revised on: 19 March 2016.
Accepted on: 24 April 2016.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
Submitted on: 22 October 1999.
Revised on: 20 November 1999.
Accepted on: 06 January 2000.
___________________JOURNAL OF SLEEP RESEARCH---WILEY
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