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Xie B, Unger JB, Gallaher P, Johnson CA, Wu Q, Chou CP.Xie B, et al. Among authors: chou cp.Am J Health Behav. 2010 Jul-Aug;34(4):476-88. doi: 10.5993/ajhb.34.4.9.Am J Health Behav. 2010.PMID: 20218759Free PMC article.
Xie B, Chou CP, Spruijt-Metz D, Reynolds K, Clark F, Palmer PH, Gallaher P, Sun P, Guo Q, Johnson CA.Xie B, et al. Among authors: chou cp.Am J Health Behav. 2006 Mar-Apr;30(2):115-24. doi: 10.5555/ajhb.2006.30.2.115.Am J Health Behav. 2006.PMID: 16533096
Xie B, Chou CP, Spruijt-Metz D, Reynolds K, Clark F, Palmer PH, Gallaher P, Sun P, Guo Q, Johnson CA.Xie B, et al. Among authors: chou cp.Am J Health Behav. 2007 Jul-Aug;31(4):339-52. doi: 10.5555/ajhb.2007.31.4.339.Am J Health Behav. 2007.PMID: 17511569
Xie B, Liu C, Chou CP, Xia J, Spruijt-Metz D, Gong J, Li Y, Wang H, Johnson CA.Xie B, et al. Among authors: chou cp.J Adolesc Health. 2003 Sep;33(3):202-10. doi: 10.1016/s1054-139x(03)00099-5.J Adolesc Health. 2003.PMID: 12944011
Trinidad DR, Chou CP, Unger JB, Johnson CA, Li Y.Trinidad DR, et al. Among authors: chou cp.Subst Use Misuse. 2003 Jun;38(8):1159-71. doi: 10.1081/ja-120017656.Subst Use Misuse. 2003.PMID: 12901453
Ritt-Olson A, Unger J, Valente T, Nezami E, Chou CP, Trinidad D, Milam J, Earleywine M, Tan S, Johnson CA.Ritt-Olson A, et al. Among authors: chou cp.Subst Use Misuse. 2005;40(1):77-98. doi: 10.1081/ja-200030505.Subst Use Misuse. 2005.PMID: 15702650