@misc{8914,
  author = {S. Parker and S. Jick and M. Werler},
  title = {Intrauterine device use and the risk of pre-eclampsia: a case-control study},
  year = {2016},
  journal = {Bjog},
  volume = {123},
  number = {5},
  pages = {788-95},
  issn = {1470-0328},
  doi = {10.1111/1471-0528.13413},
}