The distribution of the virus of poliomyelitis in a sewage purification works in Johannesburg.
MUNDEL
B
B
GEAR
J H S
JH
WILSON
D
D
D006801:Humans; D011051:Poliomyelitis; D012722:Sewage; D013019:South Africa; D014780:Viruses; D014937:Work
D012722:Sewage