Arif, Z. N., A. Q. Alhidary, and A. A. Al-H. Al-Daamy. “Evaluation the Heart Failure Test in Heart Failure Patients With Bacterial Infection”. Scientific Journal of Medical Research, vol. 5, no. 19, Sept. 2021, pp. 91-96, https://sjomrs.org/index.php/SJOMR/article/view/195.