Submitted on: 10 March 2009.
Revised on: 10 June 2009.
Accepted on: 14 July 2009.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
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Submitted on: 27 January 2023.
Revised on: 20 March 2023.
Accepted on: 14 April 2023.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 11 April 2008.
Revised on: 12 July 2008.
Accepted on: 24 August 2008.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 13 February 1999.
Revised on: 16 May 1999.
Accepted on: 20 June 1999.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 05 October 2023.
Revised on: 01 February 2024.
Accepted on: 06 March 2024.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 05 November 2009.
Revised on: 09 February 2010.
Accepted on: 28 February 2010.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 13 April 2021.
Revised on: 24 June 2021.
Accepted on: 25 July 2021.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 11 May 2008.
Revised on: 31 August 2008.
Accepted on: 30 September 2008.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine
Submitted on: 14 March 2024.
Revised on: 07 April 2024.
Accepted on: 12 May 2024.
___________________Canadian Journal of Respiratory Critical Care and Sleep Medicine