Citation:O'Brien MA, Whelan TJ, Villasis-Keever M, Gafni A, Charles C, Roberts R, et al 2009
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Citation
O'Brien MA, Whelan TJ, Villasis-Keever M, Gafni A, Charles C, Roberts R, et al. Are cancer-related decision aids effective? A systematic review and meta-analysis. J Clin Oncol 2009 Feb 20;27(6):974-85 Available from: http://www.ncbi.nlm.nih.gov/pubmed/19124808.
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