Home Health Citing the Delta Variant, Pfizer Will Pursue Booster Shots and a New Vaccine 2 weeks ago 2 weeks ago Health Citing the Delta Variant, Pfizer Will Pursue Booster Shots and a New Vaccine by admin 2 weeks ago2 weeks ago 2views 0 Scientists were critical of the announcement, pointing to evidence that the current two-dose regimen is powerfully effective against the coronavirus. Source HealthLike it? Share with your friends! 0 What's Your Reaction? hate 0 hate confused 0 confused fail 0 fail fun 0 fun geeky 0 geeky love 0 love lol 0 lol omg 0 omg win 0 win Posted by admin 0 Comments Cancel replyYour email address will not be published. Required fields are marked * Save my name, email, and website in this browser for the next time I comment.