Author contributions
A.M.E.-S., S.A.A.E.N., W.A.B., Z.A.O., E.M.B., A.A.A.H. and H.M.S.E.Z. idea and design and data interpretation. A.M.E.-S., W.A.B. and Z.A.O. participant enrolment and data collection. A.A.A.H. and H.M.S.E.Z. manuscript writing. A.A.A.H., H.M.S.E.Z. and W.A.B. statistical analysis. A.M.E.-S., E.M.B., A.A.A.H., H.M.S.E.Z. and W.A.B. manuscript revision. All authors contributed to the article and approved the submitted version.