Article History
Received: 31 October 2017
Accepted: 1 June 2018
First Online: 19 June 2018
Ethics approval and consent to participate
: This study was conducted at Saqr Hospital, Ras Al Khaimah, United Arab Emirates, in accordance with the study protocol approved by the hospital research ethics committee. All patients consented for participation in the study and agreed for publishing study results in medical journals.
: The authors declare that they have no competing interests.
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