@article{17641,
  author = {Stanton T. and Latimer Jane and Hancock M. and Maher C.},
  title = {Definitions of recurrence of an episode of low back pain: a systematic review},
  year = {2009},
  journal = {Spine},
  volume = {34},
  number = {9},
  pages = {E316-E22. },
  language = {eng},
}