PT - JOURNAL ARTICLE AU - Zanzonico, Pat AU - Sgouros, George TI - Sigmoidal Curves—Reply DP - 1998 Dec 01 TA - Journal of Nuclear Medicine PG - 2196--2196 VI - 39 IP - 12 4099 - http://jnm.snmjournals.org/content/39/12/2196.3.short 4100 - http://jnm.snmjournals.org/content/39/12/2196.3.full SO - J Nucl Med1998 Dec 01; 39