Received: 15 September 2021
Accepted: 10 November 2021
First Online: 27 November 2021
: Collection, characterization, and storage of the specimens used in this study were conducted within an ethically approved clinical research study reviewed and approved by Comité d'Ethique Médicale, Institut Pasteur de Tunis (IRB protocol number IPT/11/LR11IPT02, IPT/PCI/LR11IPT02 and IPT/23/I/LR11IPT02). The use of the stored specimens in this study was further confirmed to be acceptable as secondary research and within consent given by the patients and families.
: Not applicable to this study. Samples were de-identified at the time of use in the study described in this manuscript. Use of material was within consent of patient at the time of sample collection.
: Not applicable to this study. Samples were de-identified at the time of use in the study described in this manuscript.
: The authors declare no competing interests.