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://efile.farafile.ir/file/49262/پاورپوینت-پرستاری-بهداشت-محیط-مناسب-ارایه-و-مطالعه-برای-امتحانات