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. Author manuscript; available in PMC: 2017 Jul 31.
Published in final edited form as: Breast Cancer Res Treat. 2016 Mar 1;156(1):109–116. doi: 10.1007/s10549-016-3695-1

Figure 1. Data availability for imaging, pathology, and cancer outcome by calendar time.

Figure 1

Abbreviations: DBT=digital breast tomosynthesis, UPenn=University of Pennsylvania, D-BWH =Dartmouth-Hitchcock health system and Brigham and Women’s Hospital, VT=University of Vermont

*UPenn imaging data includes imaging from 1/1/12 to 12/31/13. Follow-up imaging data were available through 6/30/14. The largest imaging site began exclusively using tomosynthesis on October 1, 2011, but data availablility began on January 1, 2012. Cancer data also included UPenn institutional cancer registry data through June 2014.