RT Journal Article SR Electronic T1 Focally Increased Activity on Scinticisternography: Report of Two Cases JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 626 OP 629 VO 17 IS 7 A1 McClelland, Robert R. YR 1976 UL http://jnm.snmjournals.org/content/17/7/626.abstract AB