A critical overview of household slow sand filters for water treatment - Freitas, Bárbara Luíza Souza; Terin, Ulisses Costa; Fava, Natália de Melo Nasser; Maciel, Paulo Marcos Faria; Garcia, Lucas Ariel Totaro; Medeiros, Raphael Corrêa; Oliveira, Milina de; Fernandez Ibañez, Pilar; Byrne, J.A; Sabogal-Paz, Lyda Patricia (Water Research, 2021)