@article{m.c. van rijk2006sentinel,
  title={The sentinel node biopsy in patients with breast cancer;  many controversies remain},
  author={m.c. van rijk,o.e. nieweg,u.s.a. oldenburg,e.j.th. rutgers,b.b.r. kroon},
  journal={European Journal of Gynaecological Oncology},
  volume={27},
  number={4},
  pages={321--328},
  doi = {10.12892/ejgo200604321},
  year={2006}
}