THE RELATIONSHIP BETWEEN FLIES DENSITY AND ENVIRONMENTAL SANITATION WITH THE INCIDENCE OF DIARRHEA IN SETTLEMENT AROUND THE FISH AUCTION PLACE (TPI) KENDARI CITY Siti Rabbani Karimuna, Titin Zumartin, Nurmaladewi Nurmaladewi Prosiding Fakultas Kesehatan Masyarakat Universitas Halu Oleo Vol. 4 No. 1 2022