Definitely mRNA advancements played a huge role, but it certainly sounds like coronavirus research played its part. https://www.usatoday.com/in-depth/news/inve

Definitely mRNA advancements played a huge role, but it certainly sounds like coronavirus research played its part. https://www.usatoday.com/in-depth/news/investigations/2021/01/26/moderna-covid-vaccine-science-fast/6555783002/ https://www.usatoday.com/in-depth/news/investigations/2021/0...