Relier Pairs Vaccination Review GameVersion en ligne Review game for vaccinetmv par Tina Tiny 1 Do vaccinations cause autism? 2 Symptoms, such as a fever or rash, are? 3 Vaccines work by? 4 What diseases have dropped in existence rate due to vaccinations? 5 Herd immunity is when? 6 Are vaccinations essential to a country's health? 7 Herd immunity drastically lowers the? 8 What are vaccinations? 9 How much do dose packages cost? 10 What groups do herd immunity protect? chance of a disease outbreak. considered to be normal after being vaccinated. a substance prepared from dead or living microorganisms that is introduced into the body through inoculation. a significant portion of a community is immunized against a contagious disease, so most citizens are protected against that disease teaching the immune system to mimic a natural infection. No. $17-$154 smallpox and polio Yes. elderly people, young children, and people with weakened immune systems.