RT Article T1 Correlates of perceiving a need for treatment among adults with substance use disorder: Results from a National Survey JF Addictive behaviors VO 36 IS 12 SP 1213 OP 1213 A1 Hedden, Sarra L. A1 Gfroerer, Joseph 1954- A2 Gfroerer, Joseph 1954- LA English YR 2011 UL https://krimdok.uni-tuebingen.de/Record/1912494132 DO 10.1016/j.addbeh.2011.07.026