RT Journal Article SR Electronic T1 Analysis of the Fissure Sign JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 822 OP 824 VO 12 IS 12 A1 Raymond Gize A1 Miguel Dizon A1 Fred Mishkin YR 1971 UL http://jnm.snmjournals.org/content/12/12/822.abstract AB