Primary study · included by 1 review

Clinical characteristics of chronic back pain as a function of gender and oral opioid use.

Fillingim 2003 · Fillingim Roger B, Doleys Daniel M, Edwards Robert R, et al. · Spine · 2003

Included by

Sex Differences and Psychological Assessments in Chronic Pain: A Systematic Review and Meta-Analysis.
Non-Cochrane · aetiology · 2026 · cited as Fillingim 2003 · Table 2; References

The review does not say which of its outcomes this study informs.

1 including review in total.