@misc{10079,
  author = {T. van Staa and S. Travis and H. Leufkens and R. Logan},
  title = {5-aminosalicylic acids and the risk of renal disease: a large British epidemiologic study},
  year = {2004},
  journal = {Gastroenterology},
  volume = {126},
  number = {7},
  pages = {1733-9},
  issn = {0016-5085 (Print) 0016-5085},
}