title: AcouStick: An optically tracked A-mode ultrasonography system for registration in image-guided neurosurgery
authors.affiliation: Department of Neurological Surgery, University of Rochester, Rochester, N.Y., USA.
authors.initials: CR
authors.lastname: Maurer
authors.initials: RP
authors.lastname: Gaston
authors.initials: DL
authors.lastname: Hill
authors.initials: MJ
authors.lastname: Gleeson
authors.initials: MG
authors.lastname: Taylor
authors.initials: MR
authors.lastname: Fenlon
authors.initials: PJ
authors.lastname: Edwards
authors.initials: DJ
authors.lastname: Hawkes