NAINGGOLAN, S. J. GAMBARAN PERANAN PENYULUHAN METODE DEMONSTRASI TERHADAP PENGETAHUAN MENYIKAT GIGI PADA SISWA/I KELAS IV SD 068003 KAYU MANIS PERUMNAS SIMALINGKAR KECAMATAN MEDAN TUNTUNGAN. Jurnal Ilmiah PANNMED (Pharmacist, Analyst, Nurse, Nutrition, Midwivery, Environment, Dentist), [S. l.], v. 12, n. 1, p. 6–8, 2018. DOI: 10.36911/pannmed.v12i1.38. Disponível em: https://ojs.poltekkes-medan.ac.id/pannmed/article/view/38. Acesso em: 27 aug. 2025.