Cardiology
Whatever Happened to Polio?
LASIK Eye Surgery
Actos MOA
Cystic Fibrosis Science
Cancer Research &
the Immune Response
Percutaneous Embolization & Chemotherapy to Treat Cancer
Gastroenterology & Hepatology
Whatever Happened to Polio?
Got Ramps? Architectural Barriers Game (Flash)
This interactive demonstrates how architectural barriers (curbs, steps, etc.) have changed (and remained the same) for wheelchair users between 1955 and 2005. Appearing on the Whatever Happened to Polio? Web site.
National Museum of American History, Smithsonian Institution










