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Communicable Diseases
Communicable Diseases--United States--Statistics
6
Communicable Diseases--epidemiology
6
Communicable Diseases--epidemiology--United States
6
Disease Notification
Disease Notification--United States
6
Mortality
6
Mortality--United States--Statistics
Poliomyelitis
4
Poliomyelitis--epidemiology
4
Gastroenteritis
3
Human
3
Influenza
3
Poliomyelitis--Alberta
3
Poliomyelitis--British Columbia
3
Poliomyelitis--Newfoundland
3
Poliomyelitis--Quebec (Province)
3
Poliomyelitis--epidemiology--United States
3
Human--mortality
2
Measles--epidemiology
2
Pneumonia--mortality
2
Poliomyelitis--Canada
2
Poliomyelitis--Manitoba
2
Poliomyelitis--New Brunswick
2
Poliomyelitis--Nova Scotia
2
Poliomyelitis--Ontario
2
Poliomyelitis--Puerto Rico
2
Poliomyelitis--San Juan (P.R.)
2
Poliomyelitis--epidemiology--Canada
2
Rabies
2
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