Siregar, Indra Riris Delima, et al. “Association of Aortic Arch Atherosclerosis on Chest Radiography With Ischemic Stroke on Non-Contrast Head CT Scan at Royal Prima General Hospital, Medan”. PROFESSIONAL HEALTH JOURNAL, vol. 8, no. 2, Oct. 2026, pp. 897-08, doi:10.54832/phj.v8i2.1595.