Ayla Azzura, Teuku Bertha Firdana, Nurhannas Sura Bimanta Sitepu, and Fathurrahman Simatupang. 2025. “CASE STUDY: THE EFFECT OF HEALTHY EATING PATTERNS ON STUDENTS’ LEARNING CONCENTRATION”. MEDALION JOURNAL: Medical Research, Nursing, Health and Midwife Participation 6 (1):18-21. https://doi.org/10.59733/medalion.v6i1.168.