@article{dobson_1963, 
  title={The Effect of Cyclophosphamide on 2-Aminoanthracene Carcinogenesis in Rat Skin}, 
  volume={41}, 
  DOI={10.1038/jid.1963.143}, 
  publisher={Elsevier BV}, 
  author={Dobson}, 
  year={1963}
  }