title: Disease impact number and population impact number: population perspectives to measures of risk and benefit.
authors.affiliation: Centre for Clinical Epidemiology and Biostatistics, University of Newcastle, New South Wales 2308, Australia. rfhceb@attglobal.net
authors.forename: R F
authors.initials: RF
authors.lastname: Heller
authors.forename: A J
authors.initials: AJ
authors.lastname: Dobson
mesh_terms: D016021:Epidemiologic Studies; D006801:Humans; D011156:Population Density; D011634:Public Health; D018570:Risk Assessment; D018401:Sample Size; D016896:Treatment Outcome