Ganna, O., and A. Putri. “Innovation in Quality Control of Radiology Equipment: Signal-to-Noise Ratio (SNR) Calibration Curve Approach As an Indicator of Strengthening the Internal Quality of MRI Equipment”. Jurnal Ilmiah Kesehatan Sandi Husada, Vol. 12, no. 2, Dec. 2023, pp. 518-27, doi:10.35816/jiskh.v12i2.1238.