Submitted on: 03 March 2000.
Revised on: 25 April 2000.
Accepted on: 17 May 2000.
___________________Canadian Journal of Gastroenterology and Hepatology
Submitted on: 12 May 2016.
Revised on: 21 August 2016.
Accepted on: 10 October 2016.
___________________Canadian Journal of Gastroenterology and Hepatology
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Submitted on: 17 September 2019.
Revised on: 11 October 2019.
Accepted on: 09 December 2019.
___________________Canadian Journal of Gastroenterology and Hepatology
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Submitted on: 10 February 2006.
Revised on: 26 May 2006.
Accepted on: 10 June 2006.
___________________Canadian Journal of Gastroenterology and Hepatology
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