Received: 17 December 2019
Accepted: 27 August 2020
First Online: 7 September 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee for Biomedical Research of the Faculty of Medicine and Pharmacy of Rabat (CERB) registered under number IORG0006594. All participants gave a written informed consent to participate in the study.
: All participants provided written informed consent.
: The authors declare that they have no competing interests.