Improved sanitation

https://www.wikidata.org/wiki/Q6007834

Field Hierarchy

Parent
Medicine 50.2M papers	Engineering 25.5M papers	Pathology 9.2M papers	Environmental science 9M papers
Environmental engineering 991k papers	Water supply 55.1k papers	Sanitation 45.2k papers
Current
Improved sanitation 1,445 papers
Child

Trends

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History