M. H. Gadhi and E. S. Saleh, “Measurement of the serum level of Elabela for the early detection of acute kidney injury in hospitalized Iraqi COVID-19 patients”, JFacMedBagdad, vol. 64, no. 3, pp. 163–169, Oct. 2022, doi: 10.32007/jfacmedbagdad.6431928.