Correction to: Functional 4-D clustering for characterizing intratumor heterogeneity in dynamic imaging: evaluation in FDG PET as a prognostic biomarker for breast cancer

Affiliations

• ¹ Department of Bioengineering, University of Pennsylvania, Philadelphia, PA, USA.
• ² Department of Radiology, University of Pennsylvania, Rm. D702 Richards Bldg. 3700 Hamilton Walk, Philadelphia, PA, 19104, USA.
• ³ Department of Radiology, University of Washington, Seattle, WA, USA.
• ⁴ Department of Radiology, University of Pennsylvania, Rm. D702 Richards Bldg. 3700 Hamilton Walk, Philadelphia, PA, 19104, USA. [email protected].