Moderna says expect the durability of vaccine protection is a year or longer 26-Jan-21 06:11 am AnalysisAnalysis, COVID-19 Anirudh Sethi Comments from Moderna execs via a conference call: expect the durability of protection from the primary series of its Covid-19 vaccine to be a year or longercurrently examining a 3rd booster shot in 6 to 12 months of 2nd shot