@misc{9420,
  author = {Abdul Sultan and L. Tata and M. Grainge and J. West},
  title = {The incidence of first venous thromboembolism in and around pregnancy using linked primary and secondary care data: a population based cohort study from England and comparative meta-analysis},
  year = {2013},
  journal = {PLoS One},
  volume = {8},
  number = {7},
  pages = {e70310},
  issn = {1932-6203},
  doi = {10.1371/journal.pone.0070310},
}