551,211 DANIELSON BARBRO Lumban isthimic spondylolysis and spondylolcthesis in young and adolescent pateints : radiological aspects : [akademisk avhandling] / by Barbro Danielson ; from the Department of Radiology and Orthopaedics, Sahlgren's Hospital, University of Goteborg, Sweden. - Goteborg : University, 1990. -100 s. wiele liczb. : il., wykr. ; 25 cm Zawiera 5 prac współaut. ISBN 91-628-0144-9