title: The black box of patient outcomes research.
authors.affiliation: Department of Nursing Administration and Information Systems, School of Nursing, Medical College of Virginia, Virginia Commonwealth University, Richmond 23298-0567, USA.
authors.forename: B A
authors.initials: BA
authors.lastname: Mark
mesh_terms: D015400:Clinical Nursing Research; D006801:Humans; D017063:Outcome Assessment, Health Care