RT Journal Article SR Electronic T1 National Public Health Week showcases return on investment: 2013 event to be observed April 1–7 JF The Nation's Health JO Nations Health FD American Public Health Association SP 2 OP 2 VO 42 IS 10 A1 Charlotte Tucker YR 2013 UL http://www.thenationshealth.org/content/42/10/2.2.abstract AB