1 PRACE DOKTORSKIE - Szwecja 606,158 ZHANG WEI WEI Microangiopathies of the human brain : immunohistochemical studies on extracellular matrix components in arterial vessels and endothelin-like material in perivascular reactive astrocytes : [doctoral dissertation] / by Wei Wei Zhang ; Uppsala University. - Uppsala : Acta Universitatis Upsaliensis, 1997. - 42 s. ; 25 cm. - (Acta Unive tatis Upsaliensis. Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine,