Vacina
What are mRNA vaccines and how do they work to help prevent COVID-19?
Harvard Medical School, published April 21, 2021
Single-Dose Ad26.COV2.S Vaccine against Covid-19
The New England Jounal of Medicine, published April 21, 2021
COVID-19 Vaccine AstraZeneca
ficha técnica
This is how mRNA COVID-19 vaccines work
WHO, 22 February 2021
Safety and Efficacy of the BNT162b2 Covid-19 Vaccine
The New England Journal of Medicine

THE FOUR MAIN TYPES OF COVID-19 VACCINE
There are four categories of vaccines in clinical trials: WHOLE VIRUS, PROTEIN SUBUNIT, VIRAL VECTOR and NUCLEIC ACID (RNA AND DNA). Some of them try to smuggle the antigen into the body, others use the body's own cells to make the viral antigen.
Gavi, The Vaccine Alliance
4 tipos de vacinas: como funcionam?
https://www.gavi.org/vaccineswork/there-are-four-types-covid-19-vaccines-heres-how-they-work
THE PFIZER-BIONTECH COVID-19 VACCINE
Ficha técnica da vacina