title: Perils and pitfalls of small negative clinical trials.
authors.affiliation: Division of Gastroenterology and Division of Biostatistics, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA.
authors.forename: G Richard
authors.initials: GR
authors.lastname: Locke
authors.forename: Alan R
authors.initials: AR
authors.lastname: Zinsmeister
mesh_terms: D015982:Bias; D002986:Clinical Trials as Topic; D005762:Gastroenterology; D006801:Humans; D017063:Outcome Assessment, Health Care; D015203:Reproducibility of Results; D012107:Research Design