Nur Sabrina Aisya Putri Radjak, Siti Rahma, and Andi Mursyidah. 2026. “The Relationship of Breakfast and Hemoglobin Levels in Adolescent Girls at SMP Negeri 1 Tapa”. International Journal of Health, Economics, and Social Sciences (IJHESS) 8 (1). https://doi.org/10.56338/ijhess.v8i1.10391.