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Melloh, M; Aebli, N; Elfering, A; Röder, C; Zweig, T; Barz, T; Herbison, P; Hendrick, P; Bajracharya, S; Stout, K; Theis, JC (2008). Development of a screening tool predicting the transition from acute to chronic low back pain for patients in a GP setting: protocol of a multinational prospective cohort study. BMC musculoskeletal disorders, 9(167), p. 167. London: BioMed Central 10.1186/1471-2474-9-167
