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Nickel, Katelin B., Anna E. Wallace, David K. Warren, Kelly E. Ball, Daniel Mines, Victoria J. Fraser, and Margaret A. Olsen. "Modification of Claims-based Measures Improves Identification of Comorbidities in Non-elderly Women Undergoing Mastectomy for Breast Cancer: A Retrospective Cohort Study." BMC Health Serv Res 2016.

Nickel, Katelin B., et al. "Modification of Claims-based Measures Improves Identification of Comorbidities in Non-elderly Women Undergoing Mastectomy for Breast Cancer: A Retrospective Cohort Study." BMC Health Serv Res 2016.