Funding for this research was provided by:
Mohammed V university in Rabat
Text and Data Mining valid from 2018-05-11
Received: 18 February 2017
Accepted: 3 May 2018
First Online: 11 May 2018
Ethics approval and consent to participate
: The study protocol was performed in accordance with ethics principles. Verbal informed consent was gained from the participants before enrollement because of the cultural stigma about signing papers. The proposal was approved by the institutional review board, University Mohammed V Rabat. Analysis was conducted on anonymized data.
: The authors declare that they have no competing interests.
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