@misc{8538,
  author = {E. Crellin and K. Mansfield and C. Leyrat and D. Nitsch and I. Douglas and A. Root and E. Williamson and L. Smeeth and L. Tomlinson},
  title = {Trimethoprim use for urinary tract infection and risk of adverse outcomes in older patients: cohort study},
  year = {2018},
  journal = {Bmj},
  volume = {360},
  pages = {k341},
  issn = {0959-8138},
  doi = {10.1136/bmj.k341},
}