@Article{layer1991-mtm,
  author =          {Layer, G.},
  author =          {Semmler, W.},
  author =          {Schad, L. R.},
  author =          {Wowra, B.},
  author =          {van Kaick, G.},
  title =           {[MR tomography and MR angiography in cerebral arteriovenous malformations]},
  journal =         {Rofo},
  year =            {1991},
  volume =          {154},
  pages =           {438-444},
  number =          {4},
  month =           {Apr},
  institution =     {Abteilung f?ºr Onkologische Diagnostik und Therapie, Deutsches Krebsforschungszentrum Heidelberg.}}