

@article {10590,
	title = {{Detection of viable toxigenic Vibrio cholerae and virulent Shigella spp. in environmental waters by pit-stop seminested polymerase chain reaction assays}},
	journal = {Water SA},
	volume = {29},
	number = {2},
	year = {2003},
	pages = {177{\textendash}182},
	author = {M du Preez and Venter, SN and Theron, J}
}
