PRACE DOKTORSKIE - SZWECJA 551,259 FRENNERED KARIN Symptomatic lumbar spondylolisthesis in young patients : a clinical andfoperative treatment : [akademisk avhandling] / by Karin Frennered ; from the Department of Orthopaedics and Radiology, Sahlgrenska Hospital, University of Göteborg - Göteborg : University, 1991. - 46, [66] s. : il. ; 25 cm Zawiera 6 prac współaut. ISBN 91-628-0181-3 radiological follow - up afternon operative and Sweden