title: Etiology of venous thrombosis: the need for small original studies.
authors.forename: F R
authors.initials: FR
authors.lastname: Rosendaal
mesh_terms: D000017:ABO Blood-Group System; D005165:Factor V / Q000235:genetics*; D005260:Female; D006801:Humans; D008297:Male; D017354:Point Mutation; D012907:Smoking / Q000009:adverse effects*; D054556:Venous Thromboembolism / Q000453:epidemiology*
chemical_list: D000017:ABO Blood-Group System; C095381:factor V Leiden; D005165:Factor V