title: Letter to the Editor of Pain on Freynhagen et al.: Pseudoradicular and radicular low-back pain - a disease continuum rather than different entities? Answers from quantitative sensory testing. Pain 2007;135:65-74.
authors.affiliation: Section of Clinical Pain Research, Department of Molecular Medicine and Surgery, Karolinska Institutet, Pain Centre, Department of Neurosurgery, Karolinska University Hospital Solna, SE-171 76 Stockholm, Sweden.
authors.forename: Ann-Sofie
authors.initials: AS
authors.lastname: Leffler
authors.forename: Per
authors.initials: P
authors.lastname: Hansson
mesh_terms: D003937:Diagnosis, Differential; D003951:Diagnostic Errors / Q000517:prevention & control; D006801:Humans; D017116:Low Back Pain / Q000175:diagnosis* / Q000503:physiopathology*; D010147:Pain Measurement / Q000379:methods / Q000592:standards*; D011237:Predictive Value of Tests; D011843:Radiculopathy / Q000175:diagnosis* / Q000503:physiopathology*; D015203:Reproducibility of Results