PT - JOURNAL ARTICLE ED - , TI - Works-in-Progress DP - 1989 Oct 01 TA - Journal of Nuclear Medicine PG - 1743--1759 VI - 30 IP - 10 4099 - http://jnm.snmjournals.org/content/30/10/1743.short 4100 - http://jnm.snmjournals.org/content/30/10/1743.full SO - J Nucl Med1989 Oct 01; 30