Surgical versus conservative treatment for lumbar disc herniation: a prospective cohort study
Marinella Gugliotta, Bruno R da Costa, Essam Dabis, Robert Theiler, Peter Jüni, Stephan Reichenbach, Hans Landolt, Paul Hasler
BMJ Open Dec 2016, 6 (12) e012938; DOI: 10.1136/bmjopen-2016-012938