Wahyu Sartika Dewi, et al. “Noise Reduction in Lumbar Sagittal Short Tau Inversion Re-Covery (STIR) MRI Images Using a Combination of Wiener Filtering With Contrast Stretching and Unsharp Masking”. Global Health: Journal of Health Sciences, Public Health and Pharmacy, vol. 2, no. 3, Sept. 2025, pp. 77-92, doi:10.70062/globalhealth.v2i3.225.