Published on in Vol 8, No 1 (2022): Jan-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/36557, first published
.
1 Yemen-FETP, Sana'a, Yemen
2 Leukemia Childhood Unit, Sana'a, Yemen
3 Thalassemia & Genetic Blood Disorder Association, Sana'a, Yemen