title: Plasma von Willebrand factor abnormalities in patients with essential thrombocythemia.
mesh_terms: D000328:Adult; D000368:Aged; D000941:Antigens / Q000032:analysis; D001792:Blood Platelets / Q000378:metabolism; D005169:Factor VIII / Q000032:analysis / Q000276:immunology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011487:Protein Conformation; D013920:Thrombocythemia, Essential / Q000097:blood* / Q000276:immunology; D014841:von Willebrand Factor / Q000378:metabolism*
chemical_list: D000941:Antigens; D014841:von Willebrand Factor; D005169:Factor VIII