AIDS/HIV. A STEP into darkness or light?

@article{Moore2008AIDSHIVAS,
  title={AIDS/HIV. A STEP into darkness or light?},
  author={John P. Moore and Per Johan Klasse and Matthew J. Dolan and Sunil K. Ahuja},
  journal={Science},
  year={2008},
  volume={320 5877},
  pages={753-5}
}