Analysis of hygienic and sanitary conditions in establishments that sell purified water in electronic fountains in the city of Assú - RN. Research, Society and Development, [S. l.], v. 13, n. 6, p. e10613646069, 2024. DOI: 10.33448/rsd-v13i6.46069. Disponível em: https://rsdjournal.org/rsd/article/view/46069. Acesso em: 5 dec. 2025.