RT Journal Article SR Electronic T1 APHA 2021 attendees helping address homelessness: Help Us Help Them campaign fundraising for Denver organization JF The Nation's Health JO Nations Health FD American Public Health Association SP 4 OP 4 VO 51 IS 7 A1 Aaron Warnick YR 2021 UL http://www.thenationshealth.org/content/51/7/4.abstract AB