PT - JOURNAL ARTICLE ED - , TI - Submissions sought by April 1 for APHA public health film festival DP - 2009 Mar 01 TA - The Nation's Health PG - 22--22 VI - 39 IP - 2 4099 - http://www.thenationshealth.org/content/39/2/22.3.short 4100 - http://www.thenationshealth.org/content/39/2/22.3.full SO - Nations Health2009 Mar 01; 39