Aminuddin, M. F., A. B. Darmawan, and L. Rujito. “Ferritin Correlation With Proinflammatory Cytokines in Beta Thalassemia Patients in Samarinda City, East Kalimantan”. Journal Of The Indonesian Medical Association, Vol. 72, no. 2, Aug. 2022, pp. 76 -82, doi:10.47830/jinma-vol.72.2-2022-608.