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Morgan L, Weaver M, Sayeed Z, Orr R.Morgan L, et al.J Pain Palliat Care Pharmacother. 2013 Mar;27(1):4-9. doi: 10.3109/15360288.2012.738288. Epub 2012 Nov 28.J Pain Palliat Care Pharmacother. 2013.PMID: 23190160
Weaver MF, Bond DS, Arnold BL, Waterhouse E, Towne A.Weaver MF, et al.Am J Health Behav. 2006 Sep-Oct;30(5):475-82. doi: 10.5555/ajhb.2006.30.5.475.Am J Health Behav. 2006.PMID: 16893310