title: Technical note: a multi-purpose ruler for magnetic resonance imaging.
authors.affiliation: University Department of Radiology, University of Cambridge School of Clinical Medicine, Addenbrooke's Hospital, UK.
authors.forename: R
authors.initials: R
authors.lastname: Mackenzie
authors.forename: N J
authors.initials: NJ
authors.lastname: Shah
authors.forename: S
authors.initials: S
authors.lastname: Doran
authors.forename: A K
authors.initials: AK
authors.lastname: Dixon
mesh_terms: D004867:Equipment Design; D006801:Humans; D007719:Knee Joint / Q000033:anatomy & histology; D008279:Magnetic Resonance Imaging / Q000295:instrumentation*; D012680:Sensitivity and Specificity