Vaccine
Volume 36, Issue 25 Pages 3569-3716 (14 June 2018)
https://www.sciencedirect.com/journal/vaccine/vol/36/issue/25

Polarization of the vaccination debate on Facebook
Original research article
Pages 3606-3612
Ana Lucía Schmidt, Fabiana Zollo, Antonio Scala, Cornelia Betsch, Walter Quattrociocchi