Familial Transmission of Venous Thromboembolism: A Cohort Study of 80,214 Swedish Adoptees Linked to Their Biological and Adoptive Parents.
-Venous thromboembolism (VTE) clusters in families, but the familial risk of VTE has not been determined among adoptees. The aim was to disentangle the contributions of genetic and environmental factors to the familial transmission of VTE.