Nomenclature for factors of the HLA system, update June 2009.

@article{Marsh2009NomenclatureFF,
  title={Nomenclature for factors of the HLA system, update June 2009.},
  author={Steven G. E. Marsh},
  journal={Tissue antigens},
  year={2009},
  volume={74 4},
  pages={364-6}
}