Liu, wei 606,175 Retinoids and vitamin D3 in skin and parathyroid glands ; [doctoral dissertation] / by Wei Liu ; [Uppsala University]. - Uppsala : Acta Universitatis Upsaliensis, 1998. - 45 s. ; 25 cm. - (Acta Universitatis Upsaliensis. Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine, ISSN 0282-7476 ; 769) ISBN 91-554-4240-4