@CNN: Russian trolls and Twitter bots amplified online debates about vaccines between 2014 and 2017, a new study suggests https://t.co/bTGVXMiCJf https://t.co/PyPEHdBjl0
Russian trolls and Twitter bots amplified online debates about vaccines between 2014 and 2017, a new study suggests https://t.co/bTGVXMiCJf pic.twitter.com/PyPEHdBjl0
— CNN (@CNN) August 23, 2018