title: Results for a gamma-camera with a new 511-keV collimator.
authors.forename: H J
authors.initials: HJ
authors.lastname: Ostertag
authors.forename: G
authors.initials: G
authors.lastname: Sroka-Pérez
authors.forename: W K
authors.initials: WK
authors.lastname: Kübler
mesh_terms: D015902:Gamma Cameras; D006801:Humans; D013679:Technology, Radiologic / Q000295:instrumentation; D014055:Tomography, Emission-Computed / Q000295:instrumentation*