Funding for this research was provided by:
Palestine Thalassemia Patients' Friends Society (--)
Received: 2 August 2018
Accepted: 7 February 2019
First Online: 18 February 2019
Consent for publication
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.