Submitted on: 16 December 2018.
Revised on: 28 January 2019.
Accepted on: 17 February 2019.
___________________BMC Medical Ethics---BMC
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Submitted on: 02 October 2016.
Revised on: 13 January 2017.
Accepted on: 12 February 2017.
___________________BMC Medical Ethics---BMC
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Submitted on: 11 September 1999.
Revised on: 08 November 1999.
Accepted on: 05 January 2000.
___________________BMC Medical Ethics---BMC
Submitted on: 03 June 2007.
Revised on: 14 August 2007.
Accepted on: 01 October 2007.
___________________BMC Medical Ethics---BMC
Submitted on: 25 March 2023.
Revised on: 23 May 2023.
Accepted on: 20 July 2023.
___________________BMC Medical Ethics---BMC
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Submitted on: 22 May 2006.
Revised on: 12 June 2006.
Accepted on: 20 July 2006.
___________________BMC Medical Ethics---BMC