code: def mri_knee_data_8_channel():
      
      # TODO: Store data in some ODL controlled url
      url = 'https://zenodo.org/record/800529/files/3_rawdata_knee_8ch.mat'
      dct = get_data('3_rawdata_knee_8ch.mat', subset=DATA_SUBSET, url=url)
  
      # Change axes to match ODL definitions
      data = flip(np.swapaxes(dct['rawdata'], 0, -1) * 9e3, 2)
  
      return data
docs: Raw data for 8 channel MRI of a knee.
  
      This is an SE measurement of the knee of a healthy volunteer.
  
      The data has been rescaled so that the reconstruction fits approximately in
      [0, 1].
  
      See the data source with DOI `10.5281/zenodo.800529`_ or the
      `project webpage`_ for further information.
  
      See Also
      --------
      mri_knee_inverse_8_channel
  
      References
      ----------
      .. _10.5281/zenodo.800529: https://zenodo.org/record/800529
      .. _project webpage: http://imsc.uni-graz.at/mobis/internal/\
  platform_aktuell.html