immune gold shield safe protection virus disease risk immunity

care chart child children compare comparing comparison condition disease diseases doctor health healthcare healthy hole ill illness immune immunity immunization immunize immunized immunizing infect infected infecting infection infectious inject injected injection inoculate inoculated inoculation medical medicine patient pie prevent prevented preventing prevention protect protected protection protective risk safe safety secure security shot sick sickness spread spreading stop stopping threat threaten threats treat treating treatment unvaccinated vaccinate vaccinated vaccinating vaccination vaccine virus