title: Organizing and designing a research study: a 12-step approach.
authors.affiliation: Division of Gastroenterology, Oregon Health and Science University, Portland VA Medical Center P3-GI, Portland, Oregon, USA.
authors.forename: David
authors.initials: D
authors.lastname: Lieberman
mesh_terms: D035843:Biomedical Research / Q000458:organization & administration*; D006801:Humans; D012107:Research Design