He credits the oral polio vaccine he received as a child for giving him a new lease on life.

VOA: standard.2010.08.02

Jonas Salk used these HeLa cells to test the first vaccine for polio.

VOA: special.2010.07.21

Bobbi Wailes developed polio before a vaccine became available in the nineteen fifties.

VOA: special.2010.07.28

The World Health Organization has begun to use a new vaccine against polio.

VOA: special.2010.01.18

Having a disability, people still look at you weird, but it's like, 'Alright.He's got a disability, but it's kind of okay now.'" Life for people with disabilities has improved greatly since Bobbi Wailes was stricken with polio as a 12-year-old, before the vaccine became available in the 1950s.

VOA: standard.2010.07.27