@article{smit_hoekstra_2007, 
  title={PL2-03: New imaging techniques (PET, PET/CT, MRI, E(B)US.) for lung cancer staging and response assessment}, 
  DOI={10.1097/01.jto.0000282921.27723.68}, 
  publisher={Elsevier BV}, 
  author={Smit and Hoekstra}, 
  year={2007}
  }