Bill & Melinda Gates Foundation2011.1.28---Bill Gates: 疫苗保存生命

Bill & Melinda Gates Foundation2011.1.28---Bill Gates: 疫苗保存生命

Bill & Melinda Gates Foundation2011.1.28---Bill Gates: Vaccines Save Lives

Bill Gates: Vaccines Save Lives
GatesFoundation 於 2011-01-28 上傳

Bill Gates discusses the incredible lifesaving power of vaccines. In particular, he highlights the case of polio, which is 99 percent eradicated and within reach of being the second disease to ever be completely eliminated from the world.


比爾蓋茨：疫苗保存生命
GatesFoundation於2011-01-28上傳

比爾蓋茨討論疫苗的令人難以置信的救生能力。特別是，他強調，這是根除和99％，在達到第二的疾病被完全從世界上消除脊髓灰質炎的情況下。