UMEA UNIVERSITY MEDICAL DISSERTATIONS NEW SERIES ; No 258 605,735 WEDRÉN HANS On chronic prostatitis with special studies of Staphylococcus epidermidis : [akademisk avhandling] / Hans Wedren ; University of Umea. - Umea : Univer­ sity, 1989. - 36 s. ; 24 cm (Scandinavian Journal of Urology and Nephrology ISSN 0300-8886 ; suppl. 123) (Umea University Medical Dissertations New Series ISSN 0346-6612 ; No 258) ISBN 91-7174-446-0