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Cholera
39
Disease Outbreaks
18
New York City
11
Cholera -- epidemiology
9
Medicine
8
Anatomy
7
New York
7
Phrenology
7
Physiological Phenomena
6
United States
6
Cholera -- prevention & control
5
Cholera -- therapy
5
Education, Medical
5
Physicians
5
Phytotherapy
5
Ohio
4
Philadelphia
4
Quebec
4
Temperance
4
Boston
3