

@article {3522,
	title = {Sanitation: {A} global estimate of sewerage connections without treatment and the resulting impact on {MDG} progress.},
	journal = {Environmental Science \{\&\} Technology},
	volume = {47},
	number = {4},
	year = {2013},
	pages = {1994{\textendash}2000},
	doi = {10.1021/es304284f.},
	author = {Baum, R and Luh, J and Bartram, J}
}
