title: Why is it so difficult to talk about impact?
authors.affiliation: Department of Communication, University of Dayton, Dayton, OH 45469, USA. Teresa.Thompson@notes.udayton.edu
authors.forename: Teresa L
authors.initials: TL
authors.lastname: Thompson
authors.forename: Roxanne
authors.initials: R
authors.lastname: Parrott
authors.forename: Jon
authors.initials: J
authors.lastname: Nussbaum
mesh_terms: D058015:Health Communication; D010506:Periodicals as Topic; D011364:Professional Practice; D012106:Research