Wahyu Sartika Dewi et al. 2025. 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. 2, 3 (Sep. 2025), 77–92. DOI:https://doi.org/10.70062/globalhealth.v2i3.225.