title: Defining service.
authors.forename: Theresa C
authors.initials: TC
authors.lastname: Vos
authors.forename: Marilyn
authors.initials: M
authors.lastname: Schaffner
mesh_terms: D005767:Gastrointestinal Diseases / Q000451:nursing*; D006801:Humans; D007400:Interprofessional Relations; D024802:Nurse's Role; D012941:Social Responsibility; D009626:Terminology as Topic; D014481:United States