Reviewed on February 08, 2012

Source

    © 2012 the Reviewer (source).

Reviewed on March 23, 2012

Source

    © 2012 the Reviewer (source).

References

    John, C., David, A., Malin, A., Sven, E., Henrik, M., Axel, B. L. 2012. How does cornorbidity influence healthcare costs? A population-based cross-sectional study of depression, back pain and osteoarthritis. BMJ Open, 2(2).