The Moderna COVID-19 vaccine (currently known only as mRNA-1273), caused systemic side effects in 80% of Phase 1 participants receiving the 100 microgram (mcg) dose

Gates Tries to Justify Side Effects of Fast-Tracked Vaccine
As vaccine companies rush to bring a COVID-19 vaccine, Bill Gates warns you will probably need multiple doses of COVID-19 vaccine for it to be effective.
articles.mercola.com@Spaman not very good odds, but then I won't ever take any vaccine, so wouldn't care what cooked books or odds they indicate