Pelawi, A., J. S. . Purba, and A. D. . Simangunsong. “ANALYSIS OF POSITIONING ERRORS IN BONE DENSITOMETRY RADIOGRAPHIC EXAMINATION: A RETROSPECTIVE STUDY”. Jurnal Ilmiah METADATA, vol. 4, no. 2, Oct. 2025, pp. 515-43, https://ejournal.steitholabulilmi.ac.id/index.php/metadata/article/view/796.