title: The ethics of sample size: two-sided testing and one-sided thinking.
authors.affiliation: Netherlands School of Primary Care Research, University of Maastricht, P.O. Box 616, 6200 MD, Maastricht, The Netherlands. Andre.Knottnerus@HAG.Unimaas.NL
authors.forename: J A
authors.initials: JA
authors.lastname: Knottnerus
authors.forename: L M
authors.initials: LM
authors.lastname: Bouter
mesh_terms: D015982:Bias; D002986:Clinical Trials as Topic / Q000592:standards*; D003627:Data Interpretation, Statistical; D004992:Ethics, Medical; D019317:Evidence-Based Medicine; D006801:Humans; D010686:Philosophy, Medical; D012107:Research Design / Q000592:standards*; D018401:Sample Size