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Hawkins JD, Van Horn ML, Arthur MW.Hawkins JD, et al. Among authors: arthur mw.Prev Sci. 2004 Dec;5(4):213-20. doi: 10.1023/b:prev.0000045355.53137.45.Prev Sci. 2004.PMID: 15566047
Murray DM, Lee Van Horn M, Hawkins JD, Arthur MW.Murray DM, et al. Among authors: arthur mw.Contemp Clin Trials. 2006 Apr;27(2):188-206. doi: 10.1016/j.cct.2005.09.008.Contemp Clin Trials. 2006.PMID: 16324889