PT - JOURNAL ARTICLE AU - Mark Barna TI - APHA Advocates DP - 2019 May 01 TA - The Nation's Health PG - 2--15 VI - 49 IP - 3 4099 - http://www.thenationshealth.org/content/49/3/2.short 4100 - http://www.thenationshealth.org/content/49/3/2.full SO - Nations Health2019 May 01; 49