PT - JOURNAL ARTICLE ED - , TI - News Briefs DP - 1991 Mar 01 TA - Journal of Nuclear Medicine PG - 30--31 VI - 32 IP - 3 4099 - http://jnm.snmjournals.org/content/32/3/30.short 4100 - http://jnm.snmjournals.org/content/32/3/30.full SO - J Nucl Med1991 Mar 01; 32