title: All that glistens is not gold.
authors.affiliation: Faculty of Health & Life Sciences, Coventry University, Richard Crossman Building, Priory Street, Coventry CV1 5FB, UK. malcolm.woollard@btinternet.com
authors.forename: Malcolm
authors.initials: M
authors.lastname: Woollard
authors.forename: Kevin
authors.initials: K
authors.lastname: Mackway-Jones
mesh_terms: D035641:Chest Wall Oscillation / Q000295:instrumentation; D004632:Emergency Medical Services; D004635:Emergency Medicine / Q000295:instrumentation*; D019317:Evidence-Based Medicine; D006801:Humans; D013673:Technology Assessment, Biomedical / Q000379:methods / Q000592:standards*