old_contents: """Image processing preparation.
  
  The staging package defines the functions used to prepare the study image files for import into XNAT,
  submission to the TCIA QIN collections and pipeline processing.
  """
  from .group_dicom import group_dicom_files
  from .fix_dicom import fix_dicom_headers
  from .map_ctp import CTPPatientIdMap
  
new_contents: """Image processing preparation.
  
  The staging package defines the functions used to prepare the study image files for import into XNAT,
  submission to the TCIA QIN collections and pipeline processing.
  """
  from .link_dicom import link_dicom_files
  from .fix_dicom import fix_dicom_headers
  
subject: Rename group to link.