Halid, I.; Junaidi, J. DIFFERENCES IN DEBRIS INDEX AND PH SALIVABEFORE AND AFTER CONSUMING WATERMELON FRUIT (CITRULLUS LANATUS) IN GRADE 4 STUDENTS OF MI DARUSSALAM JAMBI CITY. Jurnal Bahana Kesehatan Masyarakat (Bahana of Journal Public Health) 2020, 4, 50 - 54.