Health News Roundup: CureVac files expanded patent lawsuit against Pfizer/BioNTech over … … Brazil investigates four more suspect cases of avian flu in wild birds and … Animal health body urges bird flu vaccination to avoid pandemic. Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews May 21, 2023 by Pumilo Bird News 0