De cómo Estados Unidos venció la polio | ShareAmerica
Zespół post-polio. Echo zapomnianej epidemii - niepelnosprawni.pl
Will this pandemic ever end? Here's what happened with the last ones - Los Angeles Times
The Physiological Challenges of the 1952 Copenhagen Poliomyelitis Epidemic and a Renaissance in Clinical Respiratory Physiology | Thoracic Key
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No Lockdowns: The Terrifying Polio Pandemic of 1949-52 | AIER
Polio - Our World in Data
O pai do CTI - CBC
The Iron Lung | Science Museum
Remembering the polio epidemic of the 1950s: Part I
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Wiping Out Polio: How The U.S. Snuffed Out A Killer : Shots - Health News : NPR
No Lockdowns: The Terrifying Polio Pandemic of 1949-52 | AIER
Polio: a 20th century epidemic | Science Museum
Dr. Jonas Salk Announces Polio Vaccine - HISTORY
History of polio - Wikipedia
No Lockdowns: The Terrifying Polio Pandemic of 1949-52 | AIER
History of polio - BBC News
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