Fig. 1From: Functional and radiographical results of asymmetrically reconstructed total hip arthroplasty in patients with bilateral dysplastic arthritic hips with one hip Crowe II–III and the other Crowe IV: a retrospective cohort studyDiagram for postoperative radiographic measurement. V-COR: vertical center of rotation; H-COR: horizontal center of rotation; ALA: abductor lever armBack to article page