”As late as 1894, the definitive History of Epidemics in Britain, edited by the eminent but controversial physician Charles Creighton (1847-1927), still expressed scepticism that cholera was carried in water. Then again, he also doubted the existence of germs or the effectiveness of vaccination.”

(Från An underground guide to sewers, av Stephen Halliday)

Jojo, det var 1894, det… Idag vet vi ju bättre.