title: ACS moves to clarify the role of the expert witness.
authors.affiliation: Division of Advocacy and Health Policy, USA.
authors.forename: Geoff
authors.initials: G
authors.lastname: Werth
authors.forename: Ellen
authors.initials: E
authors.lastname: Waller
mesh_terms: D005104:Expert Testimony; D013502:General Surgery; D006801:Humans; D024382:Professional Role; D012955:Societies, Medical; D014481:United States