@misc{10342,
  author = {T. van Staa and L. Abenhaim and C. Cooper and B. Zhang and H. Leufkens},
  title = {The use of a large pharmacoepidemiological database to study exposure to oral corticosteroids and risk of fractures: validation of study population and results},
  year = {2000},
  journal = {Pharmacoepidemiol Drug Saf},
  volume = {9},
  number = {5},
  pages = {359-66},
  issn = {1053-8569},
  doi = {10.1002/1099-1557(200009/10)9:5<359::aid-pds507>3.0.co;2-e},
}