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. 2018 Oct 8;14(1):1–41. doi: 10.1002/CL2.199
Filter ‐ Type of technology
Water supply: community provision
Water supply: household provision
Water supply: at school
Water supply at health facility
Water quality: community provision
Water quality: household provision
Water quality: at school
Water quality: at health facility
Sanitation: latrines for communal use
Sanitation: latrines for household use
Sanitation: latrines at school
Sanitation: latrines at health facility
Sanitation: safe waste disposal system (e.g. sewer connection/drainage system)
Hygiene: improved handwashing practices
Hygiene: handwashing supplies (e.g. soap or hand sanitiser) for household
Hygiene: handwashing supplies (e.g. soap or hand sanitiser) at school
Hygiene: handwashing supplies (e.g. soap or hand sanitiser) at health facility
Hygiene: menstrual care
Hygiene: other improved practices (incl. face washing)
Hygiene: combined technologies
Combined water supply and sanitation (WSS)
Combined water and hygiene
Combined sanitation and hygiene
Combined water, sanitation, and hygiene