Authors' contributions
Conception and design: Mahdi Fourati, Salma Ketata. Acquisition of data: Mahdi Fourati, Karim Bouzid. Analysis and interpretation of data: Mahdi Fourati, Salma Ketata, Imen Zouche, Moncef Sallemi. Drafting the article or revising it critically for important intellectual content: Mahdi Fourati, Salma Ketata, Rahma Derbel, Mariem Keskes, Moncef Sallemi, Souha Kallel, Sami Fendri, Amine Zouari, Imen Zouche, Hichem Cheikhrouhou. Final approval of the version to be published: Mahdi Fourati, Salma Ketata, Rahma Derbel, Mariem Keskes, Moncef Sallemi, Souha Kallel, Karim Bouzid, Sami Fendri, Amine Zouari, Imen Zouche, Hichem Cheikhrouhou. Guarantor of the study: Hichem Cheikhrouhou. All the authors have read and agreed to the final manuscript.