[Chinese study and production of poliomyelitis vaccine : an interview with Gu Fangzhou].

Polio once was a problem that plagued the world in the 1950s, and it was also a serious problem in China. Chinese medical scientists such as Gu Fangzhou went abroad to study.After returned to China, they kept carrying research work and making production test in a tough environment, and developed a technical route and immunization strategy suitable for China. Therefore, in millions and tens of millions of Chinese children were kept away from polio by the sugar pill vaccine. In 2000, the World Health Organization conformed that China became polio-free country.