Bill Gates: 肺炎是 5 岁以下儿童死亡的主要原因。Inventprise 正在努力改变这一点：gatesnot.es/3TZGOCF

原推：Pneumonia is the leading cause of death in children under 5. Inventprise is working to change that: gatesnot.es/3TZGOCF

https://twitter.com/BillGates/status/1569125875928698880