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.
http://mbaarticle.farafile.ir/file/47015/تحقیق-ایمنی-و-بهداشت-در-مراکز-رادیولوژی-و-عکسبرداری