Five Facts About Seeking a COVID-19 Vaccine By No Labels "The drive to find a COVID-19 vaccine is prompting researchers worldwide to conduct various experiments simultaneously rather than one-at-a-time, which is the traditional approach. As The Washington Post recently put it, “scientific steps that typically take place sequentially over years — animal testing, toxicology studies, laboratory experiments, massive human trials, plans to ramp up production — are now moving in fast-forward and in parallel.” | |