Khafid, M., and A. Putri. “TRAINING OF TRAINERS FOR CLASS TEACHERS TO IMPROVE STUDENTS ORAL HYGIENE IN MIN 2 KEDIRI”. Jurnal Layanan Masyarakat (Journal of Public Services), vol. 8, no. 2, June 2023, pp. 192-9, doi:10.20473/jlm.v8i2.2024.192-199.