RT Journal Article SR Electronic T1 Health law, physical activity SPIGs elevated to APHA Section status JF The Nation's Health JO Nations Health FD American Public Health Association SP 5 OP 5 VO 42 IS 6 A1 Teddi Dineley Johnson YR 2012 UL http://www.thenationshealth.org/content/42/6/5.3.abstract AB