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Swanson, James M., Tim Wigal, John T. Mitchell, Thomas S. Weisner, L. Eugene Arnold, Annamarie Stehli, Desiree W. Murray, et al. “21.3 The MTA Qualitative Interview Study of Persistent and Non-Persistent Substance Use: Sample Selection, Demographic Characteristics, and Effects of Treatment and Natural History of the Disorder.” In Journal of the American Academy of Child &Amp; Adolescent Psychiatry, 56:S335–S335. Elsevier BV, 2017. https://doi.org/10.1016/j.jaac.2017.07.701.

Swanson JM, Wigal T, Mitchell JT, Weisner TS, Eugene Arnold L, Stehli A, et al. 21.3 The MTA Qualitative Interview Study of Persistent and Non-Persistent Substance Use: Sample Selection, Demographic Characteristics, and Effects of Treatment and Natural History of the Disorder. In: Journal of the American Academy of Child &Amp; Adolescent Psychiatry. Elsevier BV; 2017. p. S335–S335.

Swanson, James M., et al. “21.3 The MTA Qualitative Interview Study of Persistent and Non-Persistent Substance Use: Sample Selection, Demographic Characteristics, and Effects of Treatment and Natural History of the Disorder.” Journal of the American Academy of Child &Amp; Adolescent Psychiatry, vol. 56, no. 10, Elsevier BV, 2017, pp. S335–S335. Crossref, doi:10.1016/j.jaac.2017.07.701.

Swanson JM, Wigal T, Mitchell JT, Weisner TS, Eugene Arnold L, Stehli A, Murray DW, Owens E, Molina BSG, Kennedy TM, Hechtman L, Greenhill L, Jensen PS. 21.3 The MTA Qualitative Interview Study of Persistent and Non-Persistent Substance Use: Sample Selection, Demographic Characteristics, and Effects of Treatment and Natural History of the Disorder. Journal of the American Academy of Child &Amp; Adolescent Psychiatry. Elsevier BV; 2017. p. S335–S335.