This polio survivor is one of the last still using an iron lung ... - NPR
The Iron Lung - Science Museum
Iron lung - Wikipedia
What Is an Iron Lung, and How Does It Work? - Discover Magazine
Iron lungs for polio victims, 1930s-1950s - Rare Historical Photos
The man in the iron lung: How Paul Alexander lived life to the full - BBC
The use of iron lungs as treatment for polio
Iron lung | Description, History, & Polio | Britannica
Lifesaving Breath - Harvard Medical School
Philip Drinker, polio, and that “damn machine” - Harvard T.H.
- 某些结果已被删除