Linsey Marr, PhD, professor, Division of Civil and Environmental Engineering, Virginia Tech, Blacksburg, VA.

Leana Wen,  MD, emergency medication physician; public well being coverage professor, George Washington College, Washington, D.C.

Amesh Adalja, MD, rising infectious ailments specialist, Johns Hopkins College Heart for Well being Safety, Baltimore.

Melissa Martin, Atlanta space.

Lindsay Macheska, New York Metropolis.

Kaiser Well being Information: “COVID Vaccines Seem Secure and Efficient, however Key Questions Stay.”

CDC: “Incessantly Requested Questions on vaccination,” “Covid Knowledge Tracker,” “How one can Defend Your self & Others.”

The Wall Road Journal: “FDA Finds Moderna Covid-19 Vaccine Extremely Efficient.”

The Related Press: “Examine finds COVID-19 vaccine might scale back virus transmission.”

Mayo Clinic: “Herd immunity and COVID-19 (coronavirus): What that you must know.”