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Giobbie-Hurder A, Price KN, Gelber RD; International Breast Cancer Study Group; BIG 1-98 Collaborative Group.Giobbie-Hurder A, et al.Clin Trials. 2009 Jun;6(3):272-87. doi: 10.1177/1740774509105380.Clin Trials. 2009.PMID: 19528136Free PMC article.Clinical Trial.