Chbili, Chahra
Hassine, Anis
Fathallah, Neila
Nouira, Manel
Naija, Salma
Ben Ammou, Sofiene
Saguem, Saad
Article History
Received: 13 April 2017
Accepted: 3 January 2018
First Online: 9 March 2018
Ethics approval and consent to participate
: This study was approved by the local ethical committee. A written Informed consent was obtained from each study participant before interview and blood collection for genetic analyses. For those under the age of 18, a consent was obtained from their parents.All information regarding the participants was made anonymous after the collection of the data and blood samples.
: Not applicable
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.