605,428 JOHNSSON ANN Platelet-derived growth factor : structural and functional relationship to the oncogene product of simian sarcoma virus : [doctoral thesis] / by Ann Johnsson ; Uppsala University. ) Uppsala : Academiae Upsaliensis, 1986. — 33 s. ; 24 cm (Acta Universitatis Upsaliensis : Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine, ISSN "282-7476 ; 23) ISBN 91-554-1817-1