PT - JOURNAL ARTICLE ED - , TI - Self-Study Test DP - 1993 Feb 01 TA - Journal of Nuclear Medicine PG - 198--300 VI - 34 IP - 2 4099 - http://jnm.snmjournals.org/content/34/2/198.short 4100 - http://jnm.snmjournals.org/content/34/2/198.full SO - J Nucl Med1993 Feb 01; 34