Ayla Azzura, Teuku Bertha Firdana, Nurhannas Sura Bimanta Sitepu, and Fathurrahman Simatupang. “CASE STUDY: THE EFFECT OF HEALTHY EATING PATTERNS ON STUDENTS’ LEARNING CONCENTRATION”. MEDALION Journal: Medical Research, Nursing, Health and Midwife Participation 6, no. 1 (February 8, 2025): 18–21. Accessed May 18, 2026. https://medalionjournal.com/index.php/go/article/view/168.