Johns Hopkins Bloomberg School of Public Health

COVID-19 antibody tests can guide public health, policy decisions

Julie Kiefer,
associate director, science communications
May 18, 2020

It’s too soon to use COVID-19 antibody testing to issue “immunity passports,” but they are good enough to inform public health decisions.

COVID-19 and the metropolis

Adapted from a release from Johns Hopkins Bloomberg School of Public Health
June 18, 2020

Many have assumed that densely populated areas like city centers are more conducive to the spread of COVID-19. A new study finds that the opposite may be true.