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Howlader, Nadia, Sean F. Altekruse, Christopher I. Li, Vivien W. Chen, Christina A. Clarke, Lynn A. G. Ries, and Kathleen A. Cronin. "US Incidence of Breast Cancer Subtypes Defined By Joint Hormone Receptor and HER2 Status." J Natl Cancer Inst 2014.

Howlader, Nadia, et al. "US Incidence of Breast Cancer Subtypes Defined By Joint Hormone Receptor and HER2 Status." J Natl Cancer Inst 2014.