Mod­er­na says Omi­cron-spe­cif­ic boost­er bet­ter than cur­rent shot, aims for late sum­mer ap­proval

Ear­ly one-month da­ta sug­gest that an Omi­cron boost­er vac­cine is more ef­fec­tive than the cur­rent Mod­er­na shot, the com­pa­ny an­nounced Wednes­day morn­ing.

In a Phase …

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