1. Occupational risk factors for symptomatic lumbar disc herniation; a case-control study. Issue 11 (22nd October 2003) Authors: Seidler, A; Bolm-Audorff, U; Siol, T; Henkel, N; Fuchs, C; Schug, H; Leheta, F; Marquardt, G; Schmitt, E; Ulrich, P T; Beck, W; Missalla, A; Elsner, G Journal: Occupational and environmental medicine Issue: Volume 60:Issue 11(2003) Page Start: 821 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗