Submitted on: 18 December 2013.
Revised on: 25 March 2014.
Accepted on: 30 April 2014.
___________________EASTERN MEDITERRANEAN HEALTH JOURNAL
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Submitted on: 10 March 2017.
Revised on: 02 May 2017.
Accepted on: 15 May 2017.
___________________EASTERN MEDITERRANEAN HEALTH JOURNAL
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