551,259 FRENNERED KARIN Symptomatic lumbar spondylolisthesis in young patients : a clinical and [operative treatment : [aka-demisk avhandllng] / by Karin Frennered ; from the Departments of Orthopaedics and Radiology, Sahlgrenska Hospital, University of Göteborgjf - Göteborg : University, 1991. - 46, [66] s. : il. ; 25 cm Zawiera 6 prac współaut. ISBN 91-628-0181-3