RT Journal Article SR Electronic T1 States taking action to regulate e-cigarettes: FDA working to gain authority as science on products grows JF The Nation's Health JO Nations Health FD American Public Health Association SP 1 OP 12 VO 45 IS 4 A1 Natalie McGill YR 2015 UL http://www.thenationshealth.org/content/45/4/1.1.abstract AB