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Submitted on: 03 August 2001.
Revised on: 12 November 2001.
Accepted on: 30 November 2001.
___________________Canadian Journal of Anesthesia-Journal canadien d anesthesie
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Submitted on: 14 November 2016.
Revised on: 25 December 2016.
Accepted on: 08 February 2017.
___________________Canadian Journal of Anesthesia-Journal canadien d anesthesie
Submitted on: 16 March 2018.
Revised on: 14 May 2018.
Accepted on: 26 May 2018.
___________________Canadian Journal of Anesthesia-Journal canadien d anesthesie
Submitted on: 26 November 2016.
Revised on: 21 December 2016.
Accepted on: 10 February 2017.
___________________Canadian Journal of Anesthesia-Journal canadien d anesthesie
Submitted on: 13 May 2008.
Revised on: 02 August 2008.
Accepted on: 17 September 2008.
___________________Canadian Journal of Anesthesia-Journal canadien d anesthesie