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King A, Sánchez-Johnsen L, Van Orman S, Cao D, Matthews A.King A, et al.J Natl Med Assoc. 2008 Feb;100(2):208-17. doi: 10.1016/s0027-9684(15)31209-8.J Natl Med Assoc. 2008.PMID: 18300538
Matthews AK, Conrad M, Kuhns L, Vargas M, King AC.Matthews AK, et al. Among authors: king ac.AIDS Patient Care STDS. 2013 Jan;27(1):22-32. doi: 10.1089/apc.2012.0253.AIDS Patient Care STDS. 2013.PMID: 23305259
King A, Cao D, Zhang L, Rueger SY.King A, et al.Addiction. 2013 Oct;108(10):1836-44. doi: 10.1111/add.12261. Epub 2013 Jul 12.Addiction. 2013.PMID: 23714324Free PMC article.Clinical Trial.
Rueger SY, Hu H, McNamara P, Cao D, Hao W, King AC.Rueger SY, et al. Among authors: king ac.Addiction. 2015 Jan;110(1):91-9. doi: 10.1111/add.12737. Epub 2014 Oct 16.Addiction. 2015.PMID: 25203488Free PMC article.Clinical Trial.