Fig. 2From: Impact of breath-hold level on positional error aligned by stent/Lipiodol in Hepatobiliary radiotherapy with breath-hold respiratory controla Anterior-posterior and lateral kV-orthogonal images and (b) cone-beam computer tomography (CBCT) with 360-degree acquisition by Varian’s On-Board Imager® system were used to align (crosshair) target and liver with stent/lipiodol on simulation CTBack to article page