title: Direct Influence: Past and Present.
authors.forename: E Mary
authors.initials: EM
authors.lastname: Johnson
authors.forename: Kari L
authors.initials: KL
authors.lastname: Schmidt
mesh_terms: D000553:Ambulatory Care / Q000458:organization & administration*; D055317:Evidence-Based Practice; D006801:Humans; D007857:Leadership; D009718:Nurse Administrators; D012956:Societies, Nursing / Q000458:organization & administration; D014481:United States