Lowe, J Spondylolysis in the upper lumbar spine. A study of 32 patients. [electronic resource] - The Journal of bone and joint surgery. British volume Aug 1987 - 582-6 p. digital Publication Type: Journal Article ISSN: 0301-620X Standard No.: 10.1302/0301-620X.69B4.3611162 doi Subjects--Topical Terms: AdolescentAdultAgedFemaleHumansLumbar Vertebrae--abnormalitiesMaleMiddle AgedRadiographyRadionuclide ImagingRetrospective StudiesSpondylolisthesis--diagnostic imagingSpondylolysis--diagnostic imagingStress, Mechanical