Analysis of Pixel Values in Lateral Os Sacrum Radiographic Examinations Using Various Virtual Grid Ratios. JPK : Jurnal Proteksi Kesehatan, [S. l.], v. 14, n. 1, p. 41–46, 2025. DOI: 10.36929/jpk.v14i1.1124. Disponível em: https://jurnal.pkr.ac.id/JPK/article/view/1124. Acesso em: 18 jan. 2026.