@misc{8534,
  author = {E. Burn and C. Edwards and D. Murray and A. Silman and C. Cooper and N. Arden and R. Pinedo-Villanueva and D. Prieto-Alhambra},
  title = {Trends and determinants of length of stay and hospital reimbursement following knee and hip replacement: evidence from linked primary care and NHS hospital records from 1997 to 2014},
  year = {2018},
  journal = {BMJ Open},
  volume = {8},
  number = {1},
  pages = {e019146},
  issn = {2044-6055},
  doi = {10.1136/bmjopen-2017-019146},
}