‘A question of choices.’ Pfizer vaccine leader on confronting new coronavirus variants
http://www.sciencemag.org/news/2021/02/question-choices-pfizer-vaccine-leader-confronting-new-coronavirus-variants
A health worker carries a tray of Pfizer-BioNTech vaccine vials at a vaccination center in Naples, Italy, last week.
Science’s COVID-19 reporting is supported by the Heising-Simons Foundation.