605,281 BERGSTROM LENA Enkephalin and substance P dynamics studied in morphine addiction and potential respiratory failure : /doctoral thesis / by Lena Bergstrom ; /Uppsala University/. - Uppsala : Academiae Upsaliensis, 1984. - 48 s. : wykr. ; 21 cm (Acta Universitatis Upsaliensis : Abstracts of Uppsala Dissertations from the Faculty of Pharmacy, ISSN 0346-6353 ; 100) ISBN 91-554-1620-9