加纳已成为撒哈拉以南非洲第一个消除沙眼的国家,沙眼是导致全球失明的主要原因

撰稿 詹姆斯Somy on 7-2018-XNUMX

最后更新:
更多的故事
A woman from Oxford has become the first person in the world to have gene therapy
G|translate Your license is inactive or expired, please subscribe again!