title: WITHDRAWN: Measurement of beam focus quality in biomedical nuclear microscopy.
abstract: This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.
authors.affiliation: Department of Physics, University of Jyväskylä, P.O. Box 35 (YFL), FIN 40014, Finland.
authors.forename: Harry J
authors.initials: HJ
authors.lastname: Whitlow
authors.forename: Minqin
authors.initials: M
authors.lastname: Ren
authors.forename: Jeroen A
authors.initials: JA
authors.lastname: van Kan
authors.forename: Thomas
authors.initials: T
authors.lastname: Osipowicz
authors.forename: Frank
authors.initials: F
authors.lastname: Watt