@misc{indiciaef15edf0730df,
  title = {The B7 family of immunoregulatory receptors: A comparative and evolutionary perspective},
  author = {J.D. Hansen and L.D. Pasquier and M.-P. Lefranc and V. Lopez and A. Benmansour and P. Boudinot},
  year = {2009},
  doi = {10.1016/j.molimm.2008.10.007},
  url = {https://pubs.usgs.gov/publication/70032815},
  note = {Source identifier: 70032815}
}