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Submitted on: 06 March 2004.
Revised on: 26 May 2004.
Accepted on: 20 July 2004.
___________________Journal of Patient Safety and Risk Management
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Submitted on: 10 December 2021.
Revised on: 25 February 2022.
Accepted on: 24 April 2022.
___________________Journal of Patient Safety and Risk Management
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