@Article{lerski1998-urf,
  author =          {Lerski, R. A.},
  author =          {Schad, L. R.},
  title =           {The use of reticulated foam in texture test objects for magnetic resonance imaging.},
  journal =         {Magn Reson Imaging},
  year =            {1998},
  volume =          {16},
  pages =           {1139-1144},
  number =          {9},
  month =           {Nov},
  institution =     {Department of Medical Physics, Ninewells Hospital and Medical School, Dundee, UK. ralerski@dth.scot.nhs.uk}}