Lipoprotein (a) and genetic polymorphisms of clotting factor V, prothrombin and methylenetetrahydrofolate reductase are risk factors of ischaemic stroke in childhood - Nowak-Göttl, U; Sträter, R; Heinecke, A; Junker, R; Koch, HG; Schuierer, G; von Eckardstein, A (Blood, 1999)