Received: 31 August 2017
Accepted: 21 March 2018
First Online: 5 April 2018
Ethics approval and consent to participate
: This study was approved by An-Najah National University Institutional Review Board (IRB) (#128/Feb/2016). All patients included in this study gave informed consent based on the IRB of An-Najah National University to participate in this study.
: All patients agreed to the anonymous use of their sociodemographic and clinical data for research purposes.
: The authors declare that they have no competing interests.
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