{Reference Type}: Letter {Title}: Response to R-warfarin anticoagulant effect. {Author}: Xue L;Holford N;Miao LY; {Journal}: Br J Clin Pharmacol {Volume}: 83 {Issue}: 10 {Year}: 10 2017 {Factor}: 3.716 {DOI}: 10.1111/bcp.13344 {Abstract}: