Funding for this research was provided by:
Medical Dean's Program Projects in Biomedical Research (Medical Dean’s Program Projects in Biomedical Research, American University of Beirut.)
Received: 3 December 2019
Accepted: 2 June 2020
First Online: 9 June 2020
Ethics approval and consent to participate
: This study was approved by the institutional review board of the American University of Beirut (PED.MN.08). Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.