Gomar, A., Alimohammadzadeh, K. and Ghasem Begloo, A. 2021. The Effect of the Payment System of Diagnosis-Related Groups on the Treatment Costs of Cardiovascular Patients, Admitted to the Selected Hospitals of Tehran in 2018. Archives of Advances in Biosciences. 11, 4 (Jan. 2021), 29–38. DOI:https://doi.org/10.22037/aab.v11i4.32590.