Covid-19 roundup: Mod­er­na says vac­cine safe, ef­fec­tive in ado­les­cents; CEPI backs a syn­thet­ic bi­ol­o­gy vac­cine for PhI­II

Amer­i­can ado­les­cents may soon have not one, but two (near­ly iden­ti­cal) Covid-19 vac­cines to choose from.

Mod­er­na an­nounced Tues­day that their vac­cine was safe and …

Sign up to read this article for free.

Get free access to a limited number of articles, plus choose newsletters to get straight to your inbox.

SIGN UP LOG IN BECOME A PREMIUM SUBSCRIBER