Submitted on: 05 April 2005.
Revised on: 31 July 2005.
Accepted on: 29 August 2005.
___________________American Journal of Hospice & Palliative Medicine
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Submitted on: 22 April 2015.
Revised on: 31 May 2015.
Accepted on: 23 June 2015.
___________________American Journal of Hospice & Palliative Medicine
Submitted on: 29 May 2003.
Revised on: 19 September 2003.
Accepted on: 12 October 2003.
___________________American Journal of Hospice & Palliative Medicine
Submitted on: 23 January 2015.
Revised on: 26 April 2015.
Accepted on: 09 May 2015.
___________________American Journal of Hospice & Palliative Medicine
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