title: Differential risks in men and women for first and recurrent venous thrombosis: the role of genes and environment: reply.
authors.affiliation: Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
authors.forename: R E J
authors.initials: RE
authors.lastname: Roach
authors.forename: A
authors.initials: A
authors.lastname: Venemans
authors.forename: S C
authors.initials: SC
authors.lastname: Cannegieter
authors.forename: W M
authors.initials: WM
authors.lastname: Lijfering
mesh_terms: D005260:Female; D059647:Gene-Environment Interaction; D006801:Humans; D008297:Male; D012737:Sex Factors; D020246:Venous Thrombosis / Q000235:genetics* / Q000503:physiopathology*