"Around 42.5% of the overall interindividual variability in warfarin dose requirements was explained : VKORC1 genotype accounted for 29.6% CYP2C9 genotype for 4.3% age for 3.6% the CYP4F2 genotype for 3.3% and CAR/HNF4alpha (rs2501873/rs3212198) for 1.7%"xsd:string