End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
치유 된 항체는 9 개월 후에도 67 % 유지됩니다 ... 백신 항체는 얼마나 오래 지속됩니까? https://aju.news/553528.html