@article{20537,
  author = {Hancock M. and Ostelo R. and Henschke N. and van Tulder M. and Irwig L. and Williams C. and Downie A. and Koes B. and deVet H. and Maher C.},
  title = {Red flags to screen for malignancy and fracture in patients with low back pain: systematic review},
  year = {2013},
  journal = {BMJ (Clinical Research Ed.)},
  volume = {347},
  edition = {11 December 2013},
  number = {f7095 },
  language = {eng},
}