title: Research study designs: experimental and quasi-experimental.
authors.affiliation: University of Nebraska Medical Center, College of Nursing, Omaha, Nebraska, USA. cbthomaspson@unmc.edu
authors.forename: Cheryl Bagley
authors.initials: CB
authors.lastname: Thompson
authors.forename: Edward A
authors.initials: EA
authors.lastname: Panacek
mesh_terms: D035843:Biomedical Research; D006801:Humans; D012107:Research Design; D014481:United States