This article comes from < A=“ https://mp.weixin.qq.com/s/CIZ6X1SebSufLL6sNttYWw " target="_ Blank "style=" text-decoration: none; "> WeChat official account: CC weekly (ID:cancer-weekly) , original title" two brain tumor surgery, stuttering patients, dementia suspects, expose 78 year old Biden health problems ", author: Wang Xiaoqing (contributing writer), the title is from visual China