TIFANI HADI TRI WAHYUNI; MARTA IMELDA BR. SIANTURI; ASIMA LAMTIAR HOTNAULI PAKPAHAN; NURHAYANI HARAHAP; AMANDA SHEIRA SILITONGA; YUMIATI MBANG KAHI. Healthy Teen School: Gerakan Gizi Seimbang Dan Jajanan Sehat Pada Siswa SMP Negeri 19 Medan. Sevaka : Hasil Kegiatan Layanan Masyarakat, [S. l.], v. 4, n. 2, p. 61–71, 2026. DOI: 10.62027/sevaka.v4i2.729. Disponível em: https://journal.stikescolumbiasiamdn.ac.id/index.php/Sevaka/article/view/729. Acesso em: 13 jun. 2026.