Published on in Vol 9, No 2 (2021): February
                                    Preprints (earlier versions) of this paper are
                                    available at
                                    https://preprints.jmir.org/preprint/23335, first published
                                    .
                                

1 Faculty of Medicine, University of Tripoli, Tripoli, Libya
2 Faculty of Medicine, University of Benghazi, Benghazi, Libya
