@misc{9360,
  author = {C. Tsang and A. Bottle and A. Majeed and P. Aylin},
  title = {Adverse events recorded in English primary care: observational study using the General Practice Research Database},
  year = {2013},
  journal = {Br J Gen Pract},
  volume = {63},
  number = {613},
  pages = {534-42},
  issn = {0960-1643},
  doi = {10.3399/bjgp13X670660},
}