Pengaruh dental health education kepada guru dan orangtua (ibu) disertai program menyikat gigi 16 permukaan terhadap penurunan indeks plak gigi: pada anak usia 7-9 tahun di SDN Cipinang Besar Utara 09 pagi = The Effect of Dental Health Education on Teachers and Parents (Mothers) Followed by 16 surfaces tooth brushing program in reducing dental plaque index: towards children aged 7-9 years in SDN Cipinang Besar Utara 09 pagi