Decompression with or without Fusion in Degenerative Lumbar Spondylolisthesis
Haukeland University Hospital
Ivar M Austevoll; Erland Hermansen; Morten W Fagerland; Kjersti Storheim; Jens I Brox; Tore Solberg; Frode Rekeland; Eric Franssen; Clemens Weber; Helena Brisby; Oliver Grundnes; Knut R H Algaard; Tordis Böker; Hasan Banitalebi; Kari Indrekvam; Christian Hellum; NORDSTEN-DS Investigators