Submitted on: 17 June 2001.
Revised on: 09 October 2001.
Accepted on: 31 October 2001.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC
Submitted on: 14 August 2013.
Revised on: 12 October 2013.
Accepted on: 02 November 2013.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC
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Submitted on: 24 November 2007.
Revised on: 29 December 2007.
Accepted on: 08 February 2008.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC
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Submitted on: 07 April 2001.
Revised on: 21 May 2001.
Accepted on: 08 July 2001.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC
Submitted on: 30 December 2007.
Revised on: 28 March 2008.
Accepted on: 12 May 2008.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC
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Submitted on: 29 December 2023.
Revised on: 08 March 2024.
Accepted on: 20 March 2024.
___________________CEYLON MEDICAL JOURNAL---SRI LANKA MEDICAL ASSOC