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Escherichia coli Contaminant Risk in Mas River, Mamahak Besar Sub-district, Mahakam Ulu Regency, East Kalimantan
(The 2nd MICTOPH Faculty of Public Health Mulawarman University, 2023-09-08)
district,Mahakum Ulu regency, because of contamination from domestic waste
n the Mas river. Mamahak Besar communities are still taking their trash to the river
In fact, there are still some who don't have toilets, so ...