Cahyani VF, Suprapti, Yuliawati D, Hamarno R. Improving Dietary Self-Efficacy: A Case Study of the ’Reaksi’ Application in a 15-18 Year-Old Adolescent Girl at SMK PGRI 3 Malang. Futur Med [Internet]. 2025 Feb. 13 [cited 2026 Jul. 26];4(1). Available from: https://futurity-medicine.com/index.php/fm/article/view/141