@article{17816,
  author = {Ferreira P. and Herbert Rob and Latimer Jane and Ferreira Manuela},
  title = {People with low back pain typically need to feel 'much better' to consider intervention worthwhile: an observational study},
  year = {2009},
  journal = {Australian Journal of Physiotherapy},
  volume = {55},
  pages = {123-7. },
  language = {eng},
}