PT - JOURNAL ARTICLE ED - , TI - Calendar DP - 1979 Aug 01 TA - Journal of Nuclear Medicine PG - 914--916 VI - 20 IP - 8 4099 - http://jnm.snmjournals.org/content/20/8/914.short 4100 - http://jnm.snmjournals.org/content/20/8/914.full SO - J Nucl Med1979 Aug 01; 20