@misc{9551,
  author = {I. Le Ray and S. Dell'Aniello and F. Bonnetain and L. Azoulay and S. Suissa},
  title = {Local estrogen therapy and risk of breast cancer recurrence among hormone-treated patients: a nested case-control study},
  year = {2012},
  journal = {Breast Cancer Res Treat},
  volume = {135},
  number = {2},
  pages = {603-9},
  issn = {0167-6806},
  doi = {10.1007/s10549-012-2198-y},
}