Muzakkir, A.F. et al. 2021. Global Longitudinal Strain and Global Circumferential Strain on Echo Heart Failure Score as 60-days Readmission Predictor in Congestive Heart Failure Patients with Left Ventricle Systolic Dysfunction in Makassar City. Nusantara Medical Science Journal. 6, 1 (Oct. 2021), 18–32. DOI:https://doi.org/10.20956/nmsj.v6i1.14674.