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Authors
Hammad, Ahmad Abu https://orcid.org/0000-0001-8648-9019
Salameh, Ala M.
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Funding
Funding for this research was provided by:
Grant of the Vice President for Academic Affairs (6000)
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Article History
Received: 23 November 2017
Accepted: 4 July 2018
First Online: 29 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
