PT - JOURNAL ARTICLE AU - Hidalgo, John U. TI - President's Letter DP - 1964 Oct 01 TA - Journal of Nuclear Medicine PG - vii--vii VI - 5 IP - 10 4099 - http://jnm.snmjournals.org/content/5/10/vii.short 4100 - http://jnm.snmjournals.org/content/5/10/vii.full SO - J Nucl Med1964 Oct 01; 5