PT - JOURNAL ARTICLE AU - John U. Hidalgo TI - President's Letter DP - 1965 Jan 01 TA - Journal of Nuclear Medicine PG - vii--vii VI - 6 IP - 1 4099 - http://jnm.snmjournals.org/content/6/1/vii.short 4100 - http://jnm.snmjournals.org/content/6/1/vii.full SO - J Nucl Med1965 Jan 01; 6