RT Journal Article SR Electronic T1 Healthiest Cities & Counties Challenge supports community health partners: 20 communities named in newest round JF The Nation's Health JO Nations Health FD American Public Health Association SP 1 OP 12 VO 50 IS 7 A1 Aaron Warnick YR 2020 UL http://www.thenationshealth.org/content/50/7/1.1.abstract AB