RT Journal Article SR Electronic T1 A Rapid and Accurate Method to Realign PET Scans Utilizing Image Edge Information JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 657 OP 669 VO 36 IS 4 A1 Andersson, Jesper L.R. YR 1995 UL http://jnm.snmjournals.org/content/36/4/657.abstract AB