世界卫生组织和联合国儿童基金会15日共同发布的全球免疫覆盖评估报告显示,去年全球有近2000万儿童未能接种麻疹、白喉和破伤风等疫苗,占全球儿童总数的十分之一以上。
最新消息
President Xi: China and France should jointly prevent a new cold...
By Chris Michael
“As the world goes through transformation and turbulence not seen in a century, China and France should uphold their independence and jointly...