PT - JOURNAL ARTICLE AU - Mark Barna TI - Get moving, stay motivated via APHA’s free activity challenge DP - 2023 Feb 01 TA - The Nation's Health PG - 5--5 VI - 53 IP - 1 4099 - http://www.thenationshealth.org/content/53/1/5.2.short 4100 - http://www.thenationshealth.org/content/53/1/5.2.full SO - Nations Health2023 Feb 01; 53