PT - JOURNAL ARTICLE AU - Henry N. Wagner, Jr. TI - Time for a Change? DP - 1998 May 01 TA - Journal of Nuclear Medicine PG - 928--928 VI - 39 IP - 5 4099 - http://jnm.snmjournals.org/content/39/5/928.2.short 4100 - http://jnm.snmjournals.org/content/39/5/928.2.full SO - J Nucl Med1998 May 01; 39