title: Factor V Leiden paradox.
authors.forename: P
authors.initials: P
authors.lastname: Girard
mesh_terms: D005165:Factor V / Q000235:genetics*; D006801:Humans; D015995:Prevalence; D011655:Pulmonary Embolism / Q000209:etiology*; D015983:Selection Bias; D014463:Ultrasonography; D020246:Venous Thrombosis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology*
chemical_list: D005165:Factor V