 | Up a level |
Melloh, M; Elfering, A; Egli Presland, C; Roeder, C; Barz, T; Rolli Salathé, C; Tamcan, O; Mueller, U; Theis, J C (2009). Identification of prognostic factors for chronicity in patients with low back pain: a review of screening instruments. International orthopaedics, 33(2), pp. 301-13. Heidelberg: Springer-Verlag 10.1007/s00264-008-0707-8
Müller, U; Tänzler, K; Bürger, A; Staub, L; Tamcan, O; Roeder, C; Jüni, P; Trelle, S (2008). A pain assessment scale for population-based studies: Development and validation of the Pain Module of the Standard Evaluation Questionnaire. Pain, 136(1-2), pp. 62-74. Amsterdam: Elsevier 10.1016/j.pain.2007.06.014
