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Submitted on: 04 August 2014.
Revised on: 26 August 2014.
Accepted on: 23 September 2014.
___________________Egyptian Journal of Critical Care Medicine
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Submitted on: 24 June 2023.
Revised on: 21 October 2023.
Accepted on: 14 December 2023.
___________________Egyptian Journal of Critical Care Medicine
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