Duffy, A History of Public Health, 398, 418.
485
Rosenberg, The Cholera Years, 184; Allen, "5 Points Had Good Points."
486
Snowden, Naples in the Time of Cholera, 190.
487
Evans, Death in Hamburg, 292.
488
Snowden, Naples in the Time of Cholera, 69, 100, 190.
489
Evans, Death in Hamburg.
490
Nicholas Bakalar, "Milestones in Combating Cholera," The New York Times, Oct. 1, 2012.
491
Norman Howard-Jones, "Gelsenkirchen Typhoid Epidemic of 1901, Robert Koch, and the Dead Hand of Max von Pettenkofer," BMJ 1, no. 5845 (1973): 103.
492
Alfred S. Evans, "Pettenkofer Revisited: The Life and Contributions of Max von Pettenkofer (1818–1901)," The Yale Journal of Biology and Medicine 46, no. 3 (1973): 161; Alfred S. Evans, "Two Errors in Enteric Epidemiology: The Stories of Austin Flint and Max von Pettenkofer," Review of Infectious Diseases 7, no. 3 (1985): 434–40.
493
Echenberg, Africa in the Time of Cholera, 9.
