Putra, I Ketut, Gusti Agung Ayu Ratnawati, and Gusti Ngurah Sutapa. 2020. “Monitoring of Patients Using Radiodiagnostic Dosage EI (Exposure Index) on CR (Computed Radiography)”. International Research Journal of Engineering, IT & Scientific Research 6 (6):45-49. https://doi.org/10.21744/irjeis.v6n6.1029.