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History of Public Health Timeline
è stata creata
Natalie Zarate
⟶ è stato aggiornato 19 gen 2020 ⟶
List of edits
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Eventi
First Recorded Smallpox Vaccination
Eradication of Smallpox
World Health Organization Established
Health Promotion Began in the United States
New Jersey 1st city in US to have clean H2O
American Public Health Assn.
Marine Hospital Service Established
"Health Educator" Recogznized as Distinct Occupation.