Text and Data Mining valid from 2018-03-15
Received: 15 November 2017
Accepted: 7 March 2018
First Online: 15 March 2018
Ethics approval and consent to participate
: The procedures were in accordance with the ethical standards of The Institution Ethics Committee for studies on human subjects, approved by University Hospital of Fattouma BOURGUIBA. The study was carried out and informed consent was obtained from all patients and controls before their enrolment.
: Not applicable.
: The authors declare that they have no competing interests.
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