title: Uncertainty in sample estimates: standard error.
authors.affiliation: Institute for Medical and Biomedical Education, St George's, University of London, London, UK p.sedgwick@sgul.ac.uk.
authors.forename: Philip
authors.initials: P
authors.lastname: Sedgwick
mesh_terms: D012107:Research Design / Q000706:statistics & numerical data*; D018401:Sample Size; D035501:Uncertainty