“Quality of Mineral Waters As to the Microbiological and Physical-Chemical Aspects Analyzed from 2017 to 2019 in the Metropolitan Region of Belém, Pa”. Research, Society and Development 9, no. 9 (August 14, 2020): e143996809. Accessed February 28, 2026. https://www.rsdjournal.org/rsd/article/view/6809.