Sriani, Y.; Aljufri, A.; Yuzar, Y. .; Herawati, N. .; Lisnayetti, L. DIFFERENCES IN HYGIENE INDEX OF BRUSHING TEETH WITH HORIZONTAL, ROLL AND FONE’S METHOD IN CHILDREN AGED 9-12 YEARS. JDHT.j.of.dent.hygiene.and.therapy. 2023, 4, 125-131.