title: Expanding environmental influence. What's ahead for ES directors.
authors.forename: Patti
authors.initials: P
authors.lastname: Costello
authors.forename: Bob
authors.initials: B
authors.lastname: Kehoe
mesh_terms: D006740:Hospital Administrators; D006797:Housekeeping, Hospital / Q000639:trends*; D012952:Societies; D014481:United States