Trisdayanti, N. P. E., Sawitri, A. A. S., & Sujaya, I. N. (2015). Hygiene, Sanitation and Potential Existence of Virulent Genes of E.coli in Lawar in Kuta: The Challenge for Tourism and Safe Food Provision in Bali. Public Health and Preventive Medicine Archive, 3(2), 99–105. https://doi.org/10.53638/phpma.2015.v3.i2.p03