PT - JOURNAL ARTICLE ED - , TI - First Impressions DP - 1995 Oct 01 TA - Journal of Nuclear Medicine PG - 1739--1817 VI - 36 IP - 10 4099 - http://jnm.snmjournals.org/content/36/10/1739.short 4100 - http://jnm.snmjournals.org/content/36/10/1739.full SO - J Nucl Med1995 Oct 01; 36