@misc{8868,
  author = {I. Barker and T. Lloyd and A. Steventon},
  title = {Effect of a national requirement to introduce named accountable general practitioners for patients aged 75 or older in England: regression discontinuity analysis of general practice utilisation and continuity of care},
  year = {2016},
  journal = {BMJ Open},
  volume = {6},
  number = {9},
  pages = {e011422},
  issn = {2044-6055},
  doi = {10.1136/bmjopen-2016-011422},
}