RT Journal Article SR Electronic T1 A Former Surgeon General Lends His Support to E-Cigarettes JF Science JO Science FD American Association for the Advancement of Science SP 589 OP 589 DO 10.1126/science.343.6171.589 VO 343 IS 6171 A1 Schmidt, Charles YR 2014 UL http://science.sciencemag.org/content/343/6171/589.abstract AB