1.   But polio is no longer common, and respiratory paralysis is rare.

2.   Five years ago, he was told his polio might be recurring and was urged to get an electric cart.

3.   For them, polio is just some obscure disease.

4.   His polio was just his most obvious health problem, and the nation was about to plunge into the Depression.

5.   Nonetheless, Aylward contends that GAVI should support the polio campaign because it could kick-start broader immunization efforts in areas where polio is still endemic.

6.   Polio is next on the agenda.

7.   Polio is a disease that most Americans have forgotten how to fear.

8.   Polio is the viral infection that crippled President Franklin D. Roosevelt and millions of others.

9.   Polio is another one.

10.   Polio is not an evil virus.