| ▲ | katbyte 4 hours ago | |
mRNA vaccines and testing of them have been around far longer then 2020 | ||
| ▲ | d--b 3 hours ago | parent [-] | |
yes but no other mRNA vaccines had completed the various trial phases and got approved. And we shouldn’t assume that all mRna vaccines are the same. The rna sequence that’s used potentially can matter as well. | ||