Fig. 1From: Stereophotogrammetric approaches to multi-segmental kinematics of the thoracolumbar spine: a systematic reviewThe Plug-in-Gait marker setup (VICON, Oxford, UK) to track motion of the thoracic and lumbar spines using optoelectronic techniques. Red dots show the location of markers on the spine. LPSI: Left Posterior Superior Iliac Spine. RPSI: Right Posterior Superior Iliac Spine. RBAK: Right BackBack to article page