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Singh GK, Miller BA, Hankey BF.Singh GK, et al.J Natl Cancer Inst. 2002 Jun 19;94(12):916-25. doi: 10.1093/jnci/94.12.916.J Natl Cancer Inst. 2002.PMID: 12072545
Ward E, Jemal A, Cokkinides V, Singh GK, Cardinez C, Ghafoor A, Thun M.Ward E, et al. Among authors: singh gk.CA Cancer J Clin. 2004 Mar-Apr;54(2):78-93. doi: 10.3322/canjclin.54.2.78.CA Cancer J Clin. 2004.PMID: 15061598Free article.Review.