BJÖRKLUND KENNETH 606,206 Pelvic pain in pregnancy : studies on symphyseal distension, serum relaxin levels and the influence of living conditions / by Kenneth Bjorklund ; [Uppsala University]. - Uppsala : Acta Universitatis Upsaliensis, 1999. - 47 s. : wykr. ; 24 cm. - (Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine, ISSN 0282-7476 ; 823) Doctoral dissertation. - Ribliogr. s. 40-47 ISBN 91-554-4412-1