Nisa Ath Thoriqoh H. CONTAMINATION OF ESCHERICHIA COLI BACTERIA IN SCHOOL CHILDREN’S FOOD (PJAS) IN CAKUNG DISTRICT ELEMENTARY SCHOOL. Jurnal EduHealth [Internet]. 2020 Sep. 30 [cited 2024 Dec. 12];11(1):9-14. Available from: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/76