How Epidemics Helped Shape the Modern Metropolis

A cholera outbreak in New York in 1832 led to broad efforts to clean up the city and others like it.

Zrodlo (oryginalny wpis) na http://www.nytimes.com/2008/04/15/science/15chol.html?ex=1365912000&en=6e26b638233f7d71&ei=5088&partner=rssnyt&emc=rss,By JOHN NOBLE WILFORD