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.
https://123dok.co/document/qvl8n241-응급의료센터를-내원한-소아-환자-신경계-질환의-경향-분석.html