548,638 GRANBERG SETH Ultrasound in the diagnosis and treatment of ovarian tumour ; [akademisk avhandling] / Seth Granberg ; [University of Goteborg Department of Obstetrics and Gynecology] - Goteborg :Universitas Regia Goghoburcensis, 1989. III, 49, 24 s. wiele liczb. : il., wykr. ; 25 cm ISBN 91-7900-844-5