Manniche, Claus; Bentzen, Lis; Hesselse, Grete; Christensen, Inge; Lundberg, Eva (1988). "Clinical Trial of Intensive Muscle Training for Chronic Low Back Pain". The Lancet. 332 (8626–8627): 1473–1476. doi:10.1016/S0140-6736(88)90944-0. PMID2904582. S2CID42962994.
Manniche, Claus; Asmussen, Karsten; Lauritsen, Birgitte; Vinterberg, Henrik; Kreiner, Svend; Jordan, Alan (1994). "Low Back Pain Rating scale: Validation of a tool for assessment of low back pain". Pain. 57 (3): 317–26. doi:10.1016/0304-3959(94)90007-8. PMID7936710. S2CID35031807.
Manniche, Claus; Bentzen, Lis; Hesselse, Grete; Christensen, Inge; Lundberg, Eva (1988). "Clinical Trial of Intensive Muscle Training for Chronic Low Back Pain". The Lancet. 332 (8626–8627): 1473–1476. doi:10.1016/S0140-6736(88)90944-0. PMID2904582. S2CID42962994.
Manniche, Claus; Asmussen, Karsten; Lauritsen, Birgitte; Vinterberg, Henrik; Kreiner, Svend; Jordan, Alan (1994). "Low Back Pain Rating scale: Validation of a tool for assessment of low back pain". Pain. 57 (3): 317–26. doi:10.1016/0304-3959(94)90007-8. PMID7936710. S2CID35031807.
Manniche, Claus; Bentzen, Lis; Hesselse, Grete; Christensen, Inge; Lundberg, Eva (1988). "Clinical Trial of Intensive Muscle Training for Chronic Low Back Pain". The Lancet. 332 (8626–8627): 1473–1476. doi:10.1016/S0140-6736(88)90944-0. PMID2904582. S2CID42962994.
Manniche, Claus; Asmussen, Karsten; Lauritsen, Birgitte; Vinterberg, Henrik; Kreiner, Svend; Jordan, Alan (1994). "Low Back Pain Rating scale: Validation of a tool for assessment of low back pain". Pain. 57 (3): 317–26. doi:10.1016/0304-3959(94)90007-8. PMID7936710. S2CID35031807.