@misc{indiciaeccffd86320e7,
  title = {Letter: Immunosuppression by phenytoin.},
  author = {M Masi and P Paolucci and P Perocco and C Franceschi},
  year = {1976},
  doi = {10.1016/s0140-6736(76)90511-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/56676/},
  note = {Source identifier: 56676}
}