Aagaard A, Ravn SL, Andersen TE, Vaegter HB, et al. Interpretation of the Patient Health Questionnaire 9 in High-impact Chronic Pain: Do we Measure Depressive Symptoms the way we Think? Clin J Pain 2023 Jun 29. doi: 10.1097/AJP.0000000000001142.
PMID: 37440339