PT - JOURNAL ARTICLE AU - Antonio Roderiguez-Antunez TI - To the Editor DP - 1964 Sep 01 TA - Journal of Nuclear Medicine PG - 729--730 VI - 5 IP - 9 4099 - http://jnm.snmjournals.org/content/5/9/729.short 4100 - http://jnm.snmjournals.org/content/5/9/729.full SO - J Nucl Med1964 Sep 01; 5