PT - JOURNAL ARTICLE AU - Mark Barna TI - APHA Advocates DP - 2021 Oct 01 TA - The Nation's Health PG - 2--4 VI - 51 IP - 8 4099 - http://www.thenationshealth.org/content/51/8/2.1.short 4100 - http://www.thenationshealth.org/content/51/8/2.1.full SO - Nations Health2021 Oct 01; 51