title: Letter by Dixon et al regarding article, "A randomized trial of social media from Circulation".
authors.affiliation: Department of Radiology, Alfred Hospital, Melbourne, Australia.
authors.forename: Andrew
authors.initials: A
authors.lastname: Dixon
authors.affiliation: Department of Radiology, University of Arkansas for Medical Sciences, Little Rock, AR.
authors.forename: Ryan T
authors.initials: RT
authors.lastname: Fitzgerald
authors.affiliation: Department of Radiology, University of Melbourne, Royal Melbourne Hospital, Melbourne, Australia.
authors.forename: Frank
authors.initials: F
authors.lastname: Gaillard
mesh_terms: D006801:Humans; D055811:Journal Impact Factor; D010506:Periodicals as Topic / Q000639:trends*; D061108:Social Media / Q000639:trends*