PT - JOURNAL ARTICLE AU - Mark Barna TI - APHA Advocates DP - 2019 Feb 01 TA - The Nation's Health PG - 2--23 VI - 49 IP - 1 4099 - http://www.thenationshealth.org/content/49/1/2.short 4100 - http://www.thenationshealth.org/content/49/1/2.full SO - Nations Health2019 Feb 01; 49